{"id":105269,"date":"2026-04-29T10:36:54","date_gmt":"2026-04-29T10:36:54","guid":{"rendered":"https:\/\/www.auslogics.com\/pt\/articles\/\/"},"modified":"2026-04-29T10:44:21","modified_gmt":"2026-04-29T10:44:21","slug":"corrigido-como-resolver-o-erro-invalid-signature-detected-em-um-pc-com-windows-2","status":"publish","type":"ptpost","link":"https:\/\/www.auslogics.com\/pt\/articles\/corrigido-como-resolver-o-erro-invalid-signature-detected-em-um-pc-com-windows-2\/","title":{"rendered":"[CORRIGIDO] Como Resolver o Erro \u201cInvalid Signature Detected\u201d em um PC com Windows?"},"content":{"rendered":"<p data-start=\"150\" data-end=\"393\">Voc\u00ea est\u00e1 enfrentando um erro que impede o seu computador ASUS de iniciar o Windows? Voc\u00ea fica preso na tela UEFI com uma mensagem de erro de viola\u00e7\u00e3o do Secure Boot que diz: <strong data-start=\"325\" data-end=\"392\">\u201cInvalid Signature Detected. Check Secure Boot Policy in Setup\u201d<\/strong>.<\/p>\n<p data-start=\"395\" data-end=\"672\">Esse problema n\u00e3o \u00e9 exclusivo de usu\u00e1rios da ASUS \u2014 tamb\u00e9m pode ocorrer em laptops de outras marcas. Sua primeira rea\u00e7\u00e3o, naturalmente, pode ser entrar em p\u00e2nico. Ningu\u00e9m gosta de enfrentar problemas no sistema. Mas fique tranquilo. Ainda n\u00e3o h\u00e1 motivo para perder a esperan\u00e7a.<\/p>\n<p data-start=\"674\" data-end=\"845\">Com as etapas de solu\u00e7\u00e3o de problemas que apresentamos neste guia, voc\u00ea pode corrigir esse erro no conforto da sua casa ou escrit\u00f3rio \u2014 sem precisar recorrer a um t\u00e9cnico.<\/p>\n<h2 data-section-id=\"1dl7fd6\" data-start=\"852\" data-end=\"899\">O que \u00e9 o erro \u201cInvalid Signature Detected\u201d?<\/h2>\n<p data-start=\"901\" data-end=\"1076\">O problema come\u00e7ou no Windows 7 ap\u00f3s o lan\u00e7amento da atualiza\u00e7\u00e3o KB3133977. Essa atualiza\u00e7\u00e3o foi criada para corrigir um erro que impedia o BitLocker de criptografar unidades.<\/p>\n<p data-start=\"1078\" data-end=\"1341\">O objetivo foi alcan\u00e7ado, mas, como efeito colateral, a atualiza\u00e7\u00e3o causou o erro <strong data-start=\"1160\" data-end=\"1192\">\u201cInvalid Signature Detected\u201d<\/strong> em PCs ASUS. Isso aconteceu porque a tecnologia Secure Boot presente nas placas-m\u00e3e ASUS n\u00e3o \u00e9 totalmente compat\u00edvel com algumas vers\u00f5es do Windows.<\/p>\n<p data-start=\"1343\" data-end=\"1661\">Por esse motivo, o recurso n\u00e3o \u00e9 totalmente ativado nesses sistemas. No entanto, ap\u00f3s a instala\u00e7\u00e3o da atualiza\u00e7\u00e3o, o Secure Boot passa a ser ativado completamente. Quando o computador \u00e9 ligado e o sistema operacional detectado n\u00e3o \u00e9 compat\u00edvel com o recurso, a inicializa\u00e7\u00e3o \u00e9 bloqueada e a mensagem de erro \u00e9 exibida.<\/p>\n<p data-start=\"1663\" data-end=\"1808\">Embora a Microsoft tenha corrigido o problema posteriormente, ele ainda pode ocorrer em vers\u00f5es mais recentes do Windows, incluindo o Windows 10.<\/p>\n<h2>Em quais situa\u00e7\u00f5es o erro pode ocorrer?<\/h2>\n<p data-start=\"1859\" data-end=\"1903\">O erro pode aparecer nos seguintes cen\u00e1rios:<\/p>\n<ul data-start=\"1905\" data-end=\"2230\">\n<li data-section-id=\"n9t8xj\" data-start=\"1905\" data-end=\"1979\">Ap\u00f3s instalar um sistema operacional secund\u00e1rio (configura\u00e7\u00e3o dual boot)<\/li>\n<li data-section-id=\"3ebxs7\" data-start=\"1980\" data-end=\"2054\">Ap\u00f3s restaurar ou redefinir o UEFI\/BIOS para as configura\u00e7\u00f5es de f\u00e1brica<\/li>\n<li data-section-id=\"1enu3jn\" data-start=\"2055\" data-end=\"2103\">Ap\u00f3s atualizar para uma nova vers\u00e3o do Windows<\/li>\n<li data-section-id=\"1obqpdd\" data-start=\"2104\" data-end=\"2138\">Ap\u00f3s instalar um novo HDD ou SSD<\/li>\n<li data-section-id=\"b6p29e\" data-start=\"2139\" data-end=\"2230\">Ap\u00f3s ativar a verifica\u00e7\u00e3o de assinatura digital de drivers (Driver Signature Enforcement)<\/li>\n<\/ul>\n<p data-start=\"2232\" data-end=\"2356\">Independentemente da causa, veja como resolver o erro <strong data-start=\"2286\" data-end=\"2341\">\u201cSecure Boot Violation: Invalid Signature Detected\u201d<\/strong> no Windows 10.<\/p>\n<h3 data-section-id=\"eva9nk\" data-start=\"2363\" data-end=\"2452\">Como corrigir o erro \u201cSecure Boot Violation: Invalid Signature Detected\u201d no Windows 10<\/h3>\n<p data-start=\"2454\" data-end=\"2583\">Para resolver o problema, voc\u00ea precisar\u00e1 acessar o BIOS ou UEFI (dependendo do sistema do seu computador) e fazer alguns ajustes.<\/p>\n<blockquote data-start=\"2585\" data-end=\"2677\">\n<p data-start=\"2587\" data-end=\"2677\"><strong data-start=\"2587\" data-end=\"2602\">Observa\u00e7\u00e3o:<\/strong> O m\u00e9todo de acesso ao BIOS\/UEFI varia de acordo com a marca do computador.<\/p>\n<\/blockquote>\n<p data-start=\"2679\" data-end=\"2838\">Normalmente, isso envolve reiniciar o PC e pressionar repetidamente teclas como <code>F1<\/code>, <code>F2<\/code>, <code>Fn<\/code> + <code>F2<\/code> ou <code>Del<\/code>. Outra op\u00e7\u00e3o \u00e9 clicar em <code>OK<\/code> na mensagem de erro.<\/p>\n<h3 data-section-id=\"5kwopl\" data-start=\"2845\" data-end=\"2923\">M\u00e9todo 1: Ajustar a prioridade de boot ou desconectar o dispositivo externo<\/h3>\n<p data-start=\"2925\" data-end=\"3068\">Se o erro ocorreu com um dispositivo externo conectado (HD externo ou pendrive), acesse as configura\u00e7\u00f5es do BIOS\/UEFI e ajuste a ordem de boot.<\/p>\n<p data-start=\"3070\" data-end=\"3261\">Certifique-se de que o sistema inicia a partir do disco interno ou do <strong data-start=\"3140\" data-end=\"3164\">Windows Boot Manager<\/strong>, e n\u00e3o de dispositivos remov\u00edveis. O disco r\u00edgido deve ser o primeiro na ordem de inicializa\u00e7\u00e3o.<\/p>\n<p data-start=\"3263\" data-end=\"3280\">Para simplificar:<\/p>\n<ul data-start=\"3281\" data-end=\"3360\">\n<li data-section-id=\"s7g427\" data-start=\"3281\" data-end=\"3304\">Desligue o computador<\/li>\n<li data-section-id=\"wf1gcg\" data-start=\"3305\" data-end=\"3339\">Desconecte o dispositivo externo<\/li>\n<li data-section-id=\"1tp04kl\" data-start=\"3340\" data-end=\"3360\">Reinicie o sistema<\/li>\n<\/ul>\n<p data-start=\"3362\" data-end=\"3424\">Caso contr\u00e1rio, voc\u00ea precisar\u00e1 aplicar as seguintes corre\u00e7\u00f5es:<\/p>\n<ul data-start=\"3426\" data-end=\"3608\">\n<li data-section-id=\"1je7v8t\" data-start=\"3426\" data-end=\"3451\">Desativar o Secure Boot<\/li>\n<li data-section-id=\"o30cxg\" data-start=\"3452\" data-end=\"3490\">Ativar o CSM e desativar o Fast Boot<\/li>\n<li data-section-id=\"7bnfe9\" data-start=\"3491\" data-end=\"3557\">Definir todas as chaves em \u201cKey Management\u201d como \u201cNot Installed\u201d<\/li>\n<li data-section-id=\"gmy53o\" data-start=\"3558\" data-end=\"3608\">Desativar a verifica\u00e7\u00e3o de assinatura de drivers<\/li>\n<\/ul>\n<h3 data-section-id=\"1d81sgs\" data-start=\"3615\" data-end=\"3651\">M\u00e9todo 2: Desativar o Secure Boot<\/h3>\n<p data-start=\"3653\" data-end=\"3725\">Na maioria dos casos, isso j\u00e1 resolve o problema. Siga os passos abaixo:<\/p>\n<ol data-start=\"3727\" data-end=\"3980\">\n<li data-section-id=\"1oh60qs\" data-start=\"3727\" data-end=\"3745\">Entre no BIOS<\/li>\n<li data-section-id=\"l0y2lv\" data-start=\"3746\" data-end=\"3880\">Na aba principal, use a seta para a direita para acessar:\n<ul data-start=\"3810\" data-end=\"3880\">\n<li data-section-id=\"7ycwny\" data-start=\"3810\" data-end=\"3880\"><strong data-start=\"3812\" data-end=\"3824\">Security<\/strong>, <strong data-start=\"3826\" data-end=\"3844\">Authentication<\/strong> ou <strong data-start=\"3848\" data-end=\"3856\">Boot<\/strong> (dependendo do sistema)<\/li>\n<\/ul>\n<\/li>\n<li data-section-id=\"13qksim\" data-start=\"3881\" data-end=\"3915\">Localize o menu <strong data-start=\"3900\" data-end=\"3915\">Secure Boot<\/strong><\/li>\n<li data-section-id=\"1p2mtrc\" data-start=\"3916\" data-end=\"3952\">Selecione <strong data-start=\"3929\" data-end=\"3952\">Secure Boot Control<\/strong><\/li>\n<li data-section-id=\"6rnoxt\" data-start=\"3953\" data-end=\"3980\">Defina como <strong data-start=\"3968\" data-end=\"3980\">Disabled<\/strong><\/li>\n<\/ol>\n<div class=\"notebox\">\r\n\t<div class=\"notebox__heading\">Note<\/div>\r\n\t<div class=\"notebox__text\"> H\u00e1 outra maneira de desativar o Secure Boot. Se existir uma op\u00e7\u00e3o chamada <strong data-start=\"119\" data-end=\"130\">OS Type<\/strong> no menu mencionado no passo n\u00ba 2, v\u00e1 at\u00e9 ela e selecione <strong data-start=\"188\" data-end=\"228\" data-is-only-node=\"\">Other OS (Outro sistema operacional)<\/strong>. Isso deve resolver o problema.N\u00e3o importa que o seu PC esteja rodando o sistema operacional Windows.<\/div>\r\n<\/div>\r\n\n<section class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [&amp;:has([data-writing-block])&gt;*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:0f156552-c8c2-49ca-8faa-80ef610b35f9-3\" data-testid=\"conversation-turn-8\" data-scroll-anchor=\"false\" data-turn=\"assistant\">\n<div class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\">\n<div class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\">\n<div class=\"flex max-w-full flex-col gap-4 grow\">\n<div class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+&amp;]:mt-1\" dir=\"auto\" tabindex=\"0\" data-message-author-role=\"assistant\" data-message-id=\"05623bfa-b02a-4cb0-9090-4ec19b048d6d\" data-message-model-slug=\"gpt-5-3\" data-turn-start-message=\"true\">\n<div class=\"flex w-full flex-col gap-1 empty:hidden\">\n<div class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\">\n<h3 data-section-id=\"1hjt8tg\" data-start=\"28\" data-end=\"77\">M\u00e9todo 3: Ativar o CSM e desativar o Fast Boot<\/h3>\n<p data-start=\"79\" data-end=\"120\">Ap\u00f3s concluir o procedimento do m\u00e9todo 2:<\/p>\n<ul data-start=\"122\" data-end=\"574\" data-is-last-node=\"\" data-is-only-node=\"\">\n<li data-section-id=\"zr2goj\" data-start=\"122\" data-end=\"257\">Procure a op\u00e7\u00e3o <strong data-start=\"140\" data-end=\"153\">Fast Boot<\/strong>. Dependendo do seu BIOS, ela estar\u00e1 localizada nas abas <strong data-start=\"210\" data-end=\"222\">Security<\/strong>, <strong data-start=\"224\" data-end=\"242\">Authentication<\/strong> ou <strong data-start=\"246\" data-end=\"254\">Boot<\/strong>.<\/li>\n<li data-section-id=\"1frioyt\" data-start=\"258\" data-end=\"302\">Selecione a op\u00e7\u00e3o e pressione <strong data-start=\"290\" data-end=\"299\">Enter<\/strong>.<\/li>\n<li data-section-id=\"1bp9rfv\" data-start=\"303\" data-end=\"351\">Em seguida, escolha <strong data-start=\"325\" data-end=\"348\">Disable (Desativar)<\/strong>.<\/li>\n<li data-section-id=\"1kveoff\" data-start=\"352\" data-end=\"423\">Des\u00e7a at\u00e9 a op\u00e7\u00e3o <strong data-start=\"372\" data-end=\"386\">Launch CSM<\/strong> e selecione <strong data-start=\"399\" data-end=\"420\">Enabled (Ativado)<\/strong>.<\/li>\n<li data-section-id=\"1q316o4\" data-start=\"424\" data-end=\"459\">V\u00e1 at\u00e9 a aba <strong data-start=\"439\" data-end=\"456\">Save and Exit<\/strong>.<\/li>\n<li data-section-id=\"23eqlx\" data-start=\"460\" data-end=\"527\">Selecione <strong data-start=\"472\" data-end=\"524\">Save Changes and Exit (Salvar altera\u00e7\u00f5es e sair)<\/strong>.<\/li>\n<li data-section-id=\"iniuzs\" data-start=\"528\" data-end=\"574\" data-is-last-node=\"\">Escolha <strong data-start=\"538\" data-end=\"551\">Yes (Sim)<\/strong> para confirmar a a\u00e7\u00e3o.<\/li>\n<\/ul>\n<div class=\"notebox\">\r\n\t<div class=\"notebox__heading\">Note<\/div>\r\n\t<div class=\"notebox__text\"> Voc\u00ea tamb\u00e9m pode salvar as altera\u00e7\u00f5es feitas no BIOS pressionando <strong data-start=\"94\" data-end=\"101\">F10<\/strong> no teclado. No entanto, isso pode variar dependendo do seu dispositivo.<\/div>\r\n<\/div>\r\n\n<p data-start=\"37\" data-end=\"204\">Ap\u00f3s realizar as corre\u00e7\u00f5es acima, o erro mencionado deve ser resolvido. No entanto, se ele ainda persistir, acesse novamente o BIOS ou UEFI e tente as solu\u00e7\u00f5es abaixo.<\/p>\n<h3 data-section-id=\"y9prza\" data-start=\"211\" data-end=\"288\">M\u00e9todo 4: Definir todas as chaves em \u201cKey Management\u201d como \u201cNot Installed\u201d<\/h3>\n<p data-start=\"290\" data-end=\"503\">O erro <strong data-start=\"297\" data-end=\"329\">\u201cInvalid Signature Detected\u201d<\/strong> pode ocorrer ap\u00f3s uma atualiza\u00e7\u00e3o do UEFI\/BIOS. Nesse caso, o carregador de inicializa\u00e7\u00e3o pode detectar uma incompatibilidade entre o sistema operacional e as chaves salvas.<\/p>\n<p data-start=\"505\" data-end=\"561\">Para corrigir isso, ser\u00e1 necess\u00e1rio redefinir as chaves.<\/p>\n<p data-start=\"563\" data-end=\"579\">Veja como fazer:<\/p>\n<ul data-start=\"581\" data-end=\"730\">\n<li data-section-id=\"1xmurnx\" data-start=\"581\" data-end=\"626\">Entre no BIOS e v\u00e1 at\u00e9 a aba <strong data-start=\"612\" data-end=\"624\">Security<\/strong><\/li>\n<li data-section-id=\"tsdoii\" data-start=\"627\" data-end=\"680\">Localize a op\u00e7\u00e3o <strong data-start=\"646\" data-end=\"664\">Key Management<\/strong> e selecione-a<\/li>\n<li data-section-id=\"1y4aief\" data-start=\"681\" data-end=\"730\">Defina todas as chaves como <strong data-start=\"711\" data-end=\"728\">Not Installed<\/strong><\/li>\n<\/ul>\n<p data-start=\"732\" data-end=\"847\">Se o erro <strong data-start=\"742\" data-end=\"797\">\u201cSecure Boot Violation: Invalid Signature Detected\u201d<\/strong> n\u00e3o for corrigido, tente o pr\u00f3ximo m\u00e9todo abaixo.<\/p>\n<h3 data-section-id=\"1px0mki\" data-start=\"854\" data-end=\"915\">M\u00e9todo 5: Desativar a verifica\u00e7\u00e3o de assinatura de drivers<\/h3>\n<p data-start=\"917\" data-end=\"1045\">Se o problema ainda persistir, drivers de dispositivo n\u00e3o assinados podem estar em conflito com o m\u00f3dulo de prote\u00e7\u00e3o do sistema.<\/p>\n<p data-start=\"1047\" data-end=\"1141\">Para resolver isso, ser\u00e1 necess\u00e1rio desativar a verifica\u00e7\u00e3o de assinatura digital dos drivers.<\/p>\n<p data-start=\"1143\" data-end=\"1153\">Veja como:<\/p>\n<ul data-start=\"1155\" data-end=\"1481\">\n<li data-section-id=\"nx0npd\" data-start=\"1155\" data-end=\"1254\">Para acessar o ambiente de recupera\u00e7\u00e3o, inicialize o Windows 10 a partir da m\u00eddia de instala\u00e7\u00e3o<\/li>\n<li data-section-id=\"1gimz9m\" data-start=\"1255\" data-end=\"1322\">Quando a tela de instala\u00e7\u00e3o aparecer, pressione <code>Shift<\/code> + <code>F10<\/code><\/li>\n<li data-section-id=\"1v7mv6h\" data-start=\"1323\" data-end=\"1481\">Para desativar permanentemente a verifica\u00e7\u00e3o de assinatura de drivers, digite os seguintes comandos no Prompt de Comando e pressione <code>Enter<\/code> ap\u00f3s cada um:<\/li>\n<\/ul>\n<div class=\"relative w-full mt-4 mb-1\">\n<div class=\"\">\n<div class=\"relative\">\n<div class=\"h-full min-h-0 min-w-0\">\n<div class=\"h-full min-h-0 min-w-0\">\n<div class=\"border border-token-border-light border-radius-3xl corner-superellipse\/1.1 rounded-3xl\">\n<div class=\"h-full w-full border-radius-3xl bg-token-bg-elevated-secondary corner-superellipse\/1.1 overflow-clip rounded-3xl lxnfua_clipPathFallback\">\n<div class=\"relative\">\n<div class=\"pe-11 pt-3\">\n<div class=\"relative z-0 flex max-w-full\">\n<div id=\"code-block-viewer\" class=\"q9tKkq_viewer cm-editor z-10 light:cm-light dark:cm-light flex h-full w-full flex-col items-stretch \u037ck \u037cy\" dir=\"ltr\">\n<div class=\"cm-scroller\">\n<pre class=\"cm-content q9tKkq_readonly m-0\"><code>bcdedit.exe -set load options DISABLE_INTEGRITY_CHECKS\r\nbcdedit.exe -set TESTSIGNING ON<\/code><\/pre>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p data-start=\"1579\" data-end=\"1781\">Ap\u00f3s isso, o sistema dever\u00e1 iniciar normalmente. Voc\u00ea ver\u00e1 uma marca d\u2019\u00e1gua <strong data-start=\"1655\" data-end=\"1670\">\u201cTest Mode\u201d<\/strong> no canto inferior direito da tela, indicando que a instala\u00e7\u00e3o de drivers n\u00e3o assinados n\u00e3o est\u00e1 mais restrita.<\/p>\n<p data-start=\"1783\" data-end=\"1872\">Agora ser\u00e1 necess\u00e1rio identificar e remover os drivers n\u00e3o assinados que causaram o erro.<\/p>\n<p data-start=\"1874\" data-end=\"1896\">Siga os passos abaixo:<\/p>\n<ul data-start=\"1898\" data-end=\"2390\">\n<li data-section-id=\"ifv6sp\" data-start=\"1898\" data-end=\"1956\">Pressione <code>Windows<\/code> + <code>R<\/code> para abrir a janela Executar<\/li>\n<li data-section-id=\"1rujbwu\" data-start=\"1957\" data-end=\"2002\">Digite <code>sigverif<\/code> e pressione <code>Enter<\/code><\/li>\n<li data-section-id=\"1ki9aey\" data-start=\"2003\" data-end=\"2073\">Isso abrir\u00e1 a ferramenta <strong data-start=\"2030\" data-end=\"2071\">Verifica\u00e7\u00e3o de Assinatura de Arquivos<\/strong><\/li>\n<li data-section-id=\"1pmttm9\" data-start=\"2074\" data-end=\"2107\">Clique em <strong data-start=\"2086\" data-end=\"2105\">Start (Iniciar)<\/strong><\/li>\n<li data-section-id=\"45t7jc\" data-start=\"2108\" data-end=\"2161\">Uma verifica\u00e7\u00e3o completa do sistema ser\u00e1 iniciada<\/li>\n<li data-section-id=\"1upthd1\" data-start=\"2162\" data-end=\"2224\">Todos os drivers n\u00e3o assinados instalados ser\u00e3o detectados<\/li>\n<li data-section-id=\"2csnvj\" data-start=\"2225\" data-end=\"2271\">Ap\u00f3s a verifica\u00e7\u00e3o, ser\u00e1 exibida uma lista<\/li>\n<li data-section-id=\"16u5np4\" data-start=\"2272\" data-end=\"2390\">Desinstale os drivers problem\u00e1ticos pelo <strong data-start=\"2315\" data-end=\"2346\">Gerenciador de Dispositivos<\/strong> e instale vers\u00f5es atualizadas e assinadas<\/li>\n<\/ul>\n<h3 data-section-id=\"14j6f86\" data-start=\"2397\" data-end=\"2477\">M\u00e9todo 6: Usar o Auslogics Driver Updater para obter os drivers mais recentes<\/h3>\n<p data-start=\"2479\" data-end=\"2701\">Ap\u00f3s seguir os passos acima para desativar a verifica\u00e7\u00e3o de assinatura e identificar drivers n\u00e3o assinados, voc\u00ea pode usar o <a href=\"https:\/\/www.auslogics.com\/en\/software\/driver-updater\/\"><strong data-start=\"2604\" data-end=\"2632\">Auslogics Driver Updater<\/strong><\/a> para atualizar esses drivers para vers\u00f5es mais recentes e assinadas.<\/p>\n<p data-start=\"2703\" data-end=\"2713\">Veja como:<\/p>\n<ul data-start=\"2715\" data-end=\"3066\">\n<li data-section-id=\"5subcl\" data-start=\"2715\" data-end=\"2858\">Anote os drivers com problemas ap\u00f3s desativar a verifica\u00e7\u00e3o de assinatura e identific\u00e1-los com a ferramenta <strong data-start=\"2825\" data-end=\"2856\">File Signature Verification<\/strong><\/li>\n<li data-section-id=\"mcm5je\" data-start=\"2859\" data-end=\"2956\">Para atualizar os drivers no seu computador, instale e execute o <strong data-start=\"2926\" data-end=\"2954\">Auslogics Driver Updater<\/strong><\/li>\n<li data-section-id=\"16czofn\" data-start=\"2957\" data-end=\"3066\">O programa ir\u00e1 verificar rapidamente os drivers desatualizados e preparar as atualiza\u00e7\u00f5es automaticamente.<\/li>\n<\/ul>\n<p><img decoding=\"async\" class=\"alignnone  wp-image-105271\" src=\"https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2026\/04\/Auslogics-BoostSpeed_17-300x232.png\" alt=\"\" width=\"869\" height=\"672\" srcset=\"https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2026\/04\/Auslogics-BoostSpeed_17-300x232.png 300w, https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2026\/04\/Auslogics-BoostSpeed_17-768x594.png 768w, https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2026\/04\/Auslogics-BoostSpeed_17-560x433.png 560w, https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2026\/04\/Auslogics-BoostSpeed_17.png 1017w\" sizes=\"(max-width: 869px) 100vw, 869px\" \/><\/p>\n<section class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [&amp;:has([data-writing-block])&gt;*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:0f156552-c8c2-49ca-8faa-80ef610b35f9-6\" data-testid=\"conversation-turn-14\" data-scroll-anchor=\"false\" data-turn=\"assistant\">\n<div class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\">\n<div class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\">\n<div class=\"flex max-w-full flex-col gap-4 grow\">\n<div class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+&amp;]:mt-1\" dir=\"auto\" tabindex=\"0\" data-message-author-role=\"assistant\" data-message-id=\"eee80a67-1c8b-4467-aebe-b1d8d6acbee6\" data-message-model-slug=\"gpt-5-3\" data-turn-start-message=\"true\">\n<div class=\"flex w-full flex-col gap-1 empty:hidden\">\n<div class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\">\n<ul>\n<li data-start=\"28\" data-end=\"232\">Inicie uma verifica\u00e7\u00e3o com o <strong data-start=\"57\" data-end=\"85\">Auslogics Driver Updater<\/strong>. O software ir\u00e1 analisar o sistema e identificar drivers incompat\u00edveis ou desatualizados, incluindo aqueles que voc\u00ea verificou como n\u00e3o assinados.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<p><img decoding=\"async\" class=\"alignnone  wp-image-105273\" src=\"https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2026\/04\/Auslogics-Driver-Updater_16-300x230.png\" alt=\"\" width=\"858\" height=\"658\" srcset=\"https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2026\/04\/Auslogics-Driver-Updater_16-300x230.png 300w, https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2026\/04\/Auslogics-Driver-Updater_16-768x589.png 768w, https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2026\/04\/Auslogics-Driver-Updater_16-560x429.png 560w, https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2026\/04\/Auslogics-Driver-Updater_16.png 1020w\" sizes=\"(max-width: 858px) 100vw, 858px\" \/><\/p>\n<ul>\n<li data-start=\"28\" data-end=\"264\">Quando a verifica\u00e7\u00e3o for conclu\u00edda, o <strong data-start=\"66\" data-end=\"94\">Auslogics Driver Updater<\/strong> fornecer\u00e1 uma lista dos drivers que n\u00e3o est\u00e3o mais atualizados. Ele tamb\u00e9m incluir\u00e1 a vers\u00e3o mais recente de cada driver e informa\u00e7\u00f5es sobre o fabricante do dispositivo.<\/li>\n<li data-start=\"266\" data-end=\"434\">Identifique quais drivers causaram o erro <strong data-start=\"308\" data-end=\"340\">\u201cInvalid Signature Detected\u201d<\/strong> durante a verifica\u00e7\u00e3o. O software exibir\u00e1 claramente os drivers que precisam ser atualizados.<\/li>\n<li data-start=\"436\" data-end=\"537\">Para atualizar seus drivers, marque as caixas ao lado dos nomes deles e clique no bot\u00e3o <strong data-start=\"524\" data-end=\"536\">\u201cUpdate\u201d<\/strong>.<\/li>\n<\/ul>\n<p><img decoding=\"async\" class=\"alignnone  wp-image-105275\" src=\"https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2026\/04\/Auslogics-BoostSpeed_18-300x232.png\" alt=\"\" width=\"896\" height=\"693\" srcset=\"https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2026\/04\/Auslogics-BoostSpeed_18-300x232.png 300w, https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2026\/04\/Auslogics-BoostSpeed_18-768x593.png 768w, https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2026\/04\/Auslogics-BoostSpeed_18-560x432.png 560w, https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2026\/04\/Auslogics-BoostSpeed_18.png 1017w\" sizes=\"(max-width: 896px) 100vw, 896px\" \/><\/p>\n<p data-start=\"47\" data-end=\"198\">Sem d\u00favida, a ferramenta oferece um servi\u00e7o confi\u00e1vel que ajuda a evitar problemas como o erro <strong data-start=\"142\" data-end=\"197\">\u201cSecure Boot Violation: Invalid Signature Detected\u201d<\/strong>.<\/p>\n<p data-start=\"200\" data-end=\"342\">Use-a hoje mesmo e diga adeus aos problemas relacionados a drivers no seu PC. Garanta que o seu computador esteja sempre em seu melhor estado.<\/p>\n<h2 data-section-id=\"13glwj7\" data-start=\"349\" data-end=\"410\">Importante: Reative a verifica\u00e7\u00e3o de assinatura de drivers<\/h2>\n<p data-start=\"412\" data-end=\"620\">Lembre-se de que a verifica\u00e7\u00e3o de assinatura de drivers \u00e9 um protocolo de seguran\u00e7a essencial. Sem ela, o seu sistema fica vulner\u00e1vel a amea\u00e7as s\u00e9rias, como v\u00edrus e malware por meio de drivers n\u00e3o confi\u00e1veis.<\/p>\n<p data-start=\"622\" data-end=\"699\">Por isso, \u00e9 importante ativar o recurso novamente. Siga estes passos simples:<\/p>\n<ul data-start=\"701\" data-end=\"897\">\n<li data-section-id=\"ifv6sp\" data-start=\"701\" data-end=\"759\">Pressione <code>Windows<\/code> + <code>R<\/code> para abrir a janela Executar<\/li>\n<li data-section-id=\"yvjay8\" data-start=\"760\" data-end=\"831\">Digite <code>CMD<\/code> e pressione <code>Enter<\/code> para abrir o Prompt de Comando<\/li>\n<li data-section-id=\"1cf9cnf\" data-start=\"832\" data-end=\"897\">Insira os comandos abaixo, pressionando <code>Enter<\/code> ap\u00f3s cada um:<\/li>\n<\/ul>\n<div class=\"relative w-full mt-4 mb-1\">\n<div class=\"\">\n<div class=\"relative\">\n<div class=\"h-full min-h-0 min-w-0\">\n<div class=\"h-full min-h-0 min-w-0\">\n<div class=\"border border-token-border-light border-radius-3xl corner-superellipse\/1.1 rounded-3xl\">\n<div class=\"h-full w-full border-radius-3xl bg-token-bg-elevated-secondary corner-superellipse\/1.1 overflow-clip rounded-3xl lxnfua_clipPathFallback\">\n<div class=\"relative\">\n<div class=\"pe-11 pt-3\">\n<div class=\"relative z-0 flex max-w-full\">\n<div id=\"code-block-viewer\" class=\"q9tKkq_viewer cm-editor z-10 light:cm-light dark:cm-light flex h-full w-full flex-col items-stretch \u037ck \u037cy\" dir=\"ltr\">\n<div class=\"cm-scroller\">\n<pre class=\"cm-content q9tKkq_readonly m-0\"><code>bcdedit \/set nointegritychecks off\r\nbcdedit \/set testsigning off<\/code><\/pre>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<ul data-start=\"972\" data-end=\"1014\">\n<li data-section-id=\"idjnh9\" data-start=\"972\" data-end=\"1014\">Feche a janela e reinicie o computador<\/li>\n<\/ul>\n<p data-start=\"1016\" data-end=\"1181\">Ao chegar at\u00e9 aqui, espera-se que o problema que o trouxe at\u00e9 este guia j\u00e1 tenha sido resolvido. Agora voc\u00ea pode usar o seu computador normalmente, sem interrup\u00e7\u00f5es.<\/p>\n<h2 data-section-id=\"h85oci\" data-start=\"1188\" data-end=\"1200\">Conclus\u00e3o<\/h2>\n<p data-start=\"1202\" data-end=\"1434\">O erro <strong data-start=\"1209\" data-end=\"1241\">\u201cInvalid Signature Detected\u201d<\/strong> em um computador com Windows pode ser frustrante, mas \u00e9 poss\u00edvel resolv\u00ea-lo. Seguindo os passos apresentados neste guia, voc\u00ea pode corrigir o problema sem precisar levar o seu PC a um t\u00e9cnico.<\/p>\n<p data-start=\"1436\" data-end=\"1686\">Mantenha o seu software sempre atualizado, verifique a data e hora do sistema e baixe arquivos apenas de fontes confi\u00e1veis. Se o problema persistir, o ideal \u00e9 entrar em contato com o fornecedor do software para obter suporte ou vers\u00f5es mais recentes.<\/p>\n<p data-start=\"1688\" data-end=\"1972\">Al\u00e9m disso, voc\u00ea pode usar o <a href=\"https:\/\/www.auslogics.com\/en\/software\/boost-speed\/\"><strong data-start=\"1717\" data-end=\"1744\">Auslogics BoostSpeed 13<\/strong><\/a> para garantir que o seu computador funcione sem problemas. A ferramenta remove arquivos desnecess\u00e1rios, libera espa\u00e7o em disco, corrige entradas inv\u00e1lidas do registro e muito mais \u2014 ajudando a melhorar o desempenho geral do PC.<\/p>\n<h2>FAQ<\/h2>\n<div class=\"faq-box\"><div class=\"faq-box__tabs\"> <div class=\"faq-box__tab\">\r\n\t<input id=\"id-1\" class=\"faq-box__checkbox\" type=\"checkbox\" \/>\r\n\t<label class=\"faq-box__label\" for=\"id-1\"><span> O que significa \u201cInvalid Signature Detected\u201d em um PC com Windows?<\/span><\/label>\r\n\t<div class=\"faq-box__content\"> O erro \u201cInvalid Signature Detected\u201d significa que a assinatura digital de arquivos, documentos ou programas n\u00e3o pode ser validada em um computador com Windows. De acordo com a mensagem de erro, isso pode acontecer porque a assinatura n\u00e3o foi fornecida, expirou, foi revogada ou n\u00e3o corresponde \u00e0 assinatura esperada. Quando a assinatura de um arquivo \u00e9 inv\u00e1lida, isso levanta suspeitas de que ele pode ter sido alterado ou corrompido. Corrigir esse problema \u00e9 essencial para garantir a seguran\u00e7a e a confiabilidade do arquivo ou programa.<\/div>\r\n<\/div> <div class=\"faq-box__tab\">\r\n\t<input id=\"id-2\" class=\"faq-box__checkbox\" type=\"checkbox\" \/>\r\n\t<label class=\"faq-box__label\" for=\"id-2\"><span> Como corrigir o erro \u201cInvalid Signature Detected\u201d?<\/span><\/label>\r\n\t<div class=\"faq-box__content\"> Se voc\u00ea estiver recebendo a mensagem \u201cInvalid Signature Detected\u201d em um computador com Windows, h\u00e1 algumas a\u00e7\u00f5es que podem ajudar. Primeiro, tente baixar novamente o arquivo a partir de uma fonte confi\u00e1vel para garantir que ele n\u00e3o tenha sido corrompido durante o download. Tamb\u00e9m \u00e9 importante manter o sistema operacional e o antiv\u00edrus atualizados, pois vers\u00f5es desatualizadas podem causar problemas na verifica\u00e7\u00e3o de assinaturas. Al\u00e9m disso, configura\u00e7\u00f5es incorretas de data e hora podem interferir na valida\u00e7\u00e3o da assinatura, por isso \u00e9 necess\u00e1rio verific\u00e1-las e corrigi-las. Se o erro continuar, o mais indicado \u00e9 entrar em contato com o fornecedor do software para obter suporte ou vers\u00f5es mais recentes do programa. <\/div>\r\n<\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Voc\u00ea est\u00e1 enfrentando um erro que impede o seu computador ASUS de iniciar o Windows? Voc\u00ea fica preso na tela UEFI com uma mensagem de erro de viola\u00e7\u00e3o do Secure Boot que diz: \u201cInvalid Signature Detected. Check Secure Boot Policy in Setup\u201d. Esse problema n\u00e3o \u00e9 exclusivo de usu\u00e1rios da ASUS \u2014 tamb\u00e9m pode ocorrer [&hellip;]<\/p>\n","protected":false},"author":101,"featured_media":105277,"comment_status":"open","ping_status":"closed","template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-105269","ptpost","type-ptpost","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>[CORRIGIDO] Como Resolver o Erro \u201cInvalid Signature Detected\u201d em um PC com Windows? &#8212; Auslogics Blog | Tips to Diagnose &amp; Resolve Computer Issues<\/title>\n<meta name=\"description\" content=\"Aprenda como corrigir o erro \u201cInvalid Signature Detected\u201d no Windows. 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