积分 98 最后登录 2024-5-2 精华 0 阅读权限 20 主题 56 UID 890846 帖子 244 PB币 570 威望 0 贡献 0 技术 10 活跃 838
UID 890846 帖子 244 PB币 570 贡献 0 技术 10 活跃 838
本帖最后由 cjrcl 于 2016-11-15 16:00 编辑 经过改进现在脚本对 Acceleration.Level 的修改一个不漏，而且支持多显卡（脚本中的 $Guid 不同）、多显示器（脚本中的 $ObjectNumber 不同）。 %windir%\System32\WindowsPowerShell\v1.0\powershell.exe -ExecutionPolicy Unrestricted -File Acceleration.Level.ps1 复制代码 function WriteKey($File, $Key) { ECHO $Key >> $File; ECHO '"Acceleration.Level"=dword:00000000' >> $File; ECHO "" >> $File; } function Generate($File, $ControlSet) { $Item = Get-Item -Path "HKLM:\HARDWARE\DEVICEMAP\VIDEO"; $ValueNames = $Item.GetValueNames(); foreach($ValueName in $ValueNames) { if($ValueName.StartsWith("\Device\Video")) { $Value = $Item.GetValue($ValueName); if($Value.Length -gt 43) { $Guid = $Value.SubString($Value.Length - 43, 38); $ObjectNumber = $Value.SubString($Value.Length - 4); try { [System.Guid]::Parse($Guid); [System.Int32]::Parse($ObjectNumber); } catch { continue; } $Path = "HKLM:\SYSTEM\" + $ControlSet + "\Control\Video\" + $Guid + "\Video"; $Service = (Get-Item -Path $Path).GetValue("Service"); $Path = "HKLM:\SYSTEM\" + $ControlSet + "\Services\" + $Service; $ChildItems = Get-ChildItem -Path $Path; foreach($ChildItem in $ChildItems) { if($ChildItem.PSChildName.StartsWith("Device")) { $Key = "[" + $ChildItem.Name + "]"; WriteKey $File $Key; } } $Key = "[HKEY_LOCAL_MACHINE\SYSTEM\" + $ControlSet + "\Control\Video\" + $Guid + "\" + $ObjectNumber + "]"; WriteKey $File $Key; $Key = "[HKEY_LOCAL_MACHINE\SYSTEM\" + $ControlSet + "\Control\Video\" + $Guid + "\" + $ObjectNumber + "\Settings]"; WriteKey $File $Key; } } } $VideoControllers = Get-WmiObject -Class Win32_VideoController; foreach($VideoController in $VideoControllers) { $PnPEntities = Get-WmiObject -Class Win32_PnPEntity; foreach($PnPEntity in $PnPEntities) { if($PnPEntity.PNPDeviceID -eq $VideoController.PNPDeviceID) { $Path = "HKLM:\SYSTEM\" + $ControlSet + "\Control\Class\" + $PnPEntity.ClassGuid; $ChildItems = Get-ChildItem -Path $Path; foreach($ChildItem in $ChildItems) { try { [System.Int32]::Parse($ChildItem.PSChildName); } catch { continue; } $Key = "[" + $ChildItem.Name + "]"; WriteKey $File $Key; $Key = "[" + $ChildItem.Name + "\Settings]"; WriteKey $File $Key; } } } } } $File = "Acceleration.Level.reg"; New-Item $File -Type File -Force; ECHO "Windows Registry Editor Version 5.00" > $File; ECHO "" >> $File; Generate $File "ControlSet001"; Generate $File "ControlSet002"; Generate $File "CurrentControlSet"; TYPE $File; regedit.exe /s $File; 复制代码 https://bbs.pcbeta.com/viewthread-1650074-1-1.html ，那个帖子说的是用 PowerShell 脚本修复（重装）本机所有 Metro App。
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