Instalação do sistema no Windows 8 e Windows 10

1. Desative o UAC: Painel de Controle -> Contas de Usuários -> Controle de Contas de Usuários, e desça o nível do UAC até o nível mais baixo.

2. Acesse o REGEDIT e na chave

HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Policies\System

Altere a propriedade EnableLUA para "0"

Via linha de comando

Desabilitar UAC:

C:\Windows\System32\cmd.exe /k %windir%\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f

Habilitar UAC:

C:\Windows\System32\cmd.exe /k %windir%\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 1 /f

3. Reinicie o computador

Também é necessário fazer outra configuração para permitir que o usuário possa ouvir música, abrir e-mails e outros recursos do Windows 8:

Caso não faça a configuração abaixo, irá ocorrer o erro "This app can't open can't open while User Account Control is turned off. Turn on User Account Control".

Para configurar faça:

-Execute o aplicativo: secpol.msc

-Acesse: Security Settings -> Local Policies -> Security Options

-Configure conforme abaixo:

"User Account Control: Admin Approval Mode for the Built-in Administrator account" = Enabled

"User Account Control: Allow UIAccess applications to prompt for elevation without using the secure desktop" = Disabled

"User Account Control: Behavior of the elevation prompt for administrator in Admin Approval Mode" = Elevate without prompting

"User Account Control: Behavior of the elevation prompt for stantard users" = Prompt for credentials

"User Account Control: Detect application installations and prompt for elevation" = Enabled

"User Account Control: Only elevate executables that are signed and validated" = Disabled

"User Account Control: Only elevate UIAccess applications that are installed in secure locations" = Disabled

"User Account Control: Run all administrators in Admin Approval Mode" = Enabled

"User Account Control: Switch to the secure desktop when prompting for elevation" = Disabled

"User Account Control: Virtualize file and registry write failures to per-user locations" = Enabled

Reinicie o PC.