reg delete HKLM\SYSTEM\CurrentControlSet\Control\Nls\Language /v InstallLanguage /f reg delete HKLM\SYSTEM\CurrentControlSet\Control\Nls\Language /v Default /f reg add HKLM\SYSTEM\CurrentControlSet\Control\Nls\Language /v InstallLanguage /t REG_SZ /d 0410 /f reg add HKLM\SYSTEM\CurrentControlSet\Control\Nls\Language /v Default /t REG_SZ /d 1040 /f powershell.exe Set-WinUILanguageOverride -Language it-it powershell.exe Set-WinUserLanguageList it-it -Force pause