win10升級更新2004版卡在49%解決辦法
最近win102004更新開放了之後，很多用戶都在更新最新的2004版系統了，但是有部分用戶發現自己更新到49%的時候卡主了，解決方法不是很麻煩，一起來看看吧。
問題情況：
安裝總是卡49％，重啓過也沒用。
解決方法一：
等待，在網絡情況正常的話，多等一會，時間過長比如2個小時或以上再看看方法二。
解決方法二：
1、同時按鍵，點選
2、複製下面的程序碼到剛打開的PowerShell裏面，按回車
$arch = Get-WMIObject -Class Win32_Processor -ComputerName LocalHost | Select-Object AddressWidth
Write-Host "1. Stopping Windows Update Services..."
Stop-Service -Name BITS
Stop-Service -Name wuauserv
Stop-Service -Name appidsvc
Stop-Service -Name cryptsvc
Write-Host "2. REMove QMGR Data file..."
Remove-Item "$env:allusersprofileApplication DataMicrosoftNetworkDownloaderqmgr*" -ErrorAction SilentlyContinue
Write-Host "3. Renaming the Software Distribution and CatRoot Folder..."
Rename-Item $env:systemrootSoftwareDistribution -ErrorAction SilentlyContinue
Rename-Item $env:systemrootSystem32Catroot2 -ErrorAction SilentlyContinue
Write-Host "4. Removing old Windows Update log..."
Remove-Item $env: -ErrorAction SilentlyContinue
Write-Host "5. Resetting the Windows Update Services to defualt settings..."
" sdset bits D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;BA)(A;;CCLCSWLOCRRC;;;AU)(A;;CCLCSWRPWPDTLOCRRC;;;PU)"
" sdset wuauserv D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;BA)(A;;CCLCSWLOCRRC;;;AU)(A;;CCLCSWRPWPDTLOCRRC;;;PU)"
Set-Location $env:systemrootsystem32
Write-Host "6. Registering some DLLs..."
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Write-Host "7) Removing WSUS client settings..."
REG DELETE "HKLMSOFTWAREMicrosoftWindowsCurrentVersionWindowsUpdate" /v AccountDomainSid /f
REG DELETE "HKLMSOFTWAREMicrosoftWindowsCurrentVersionWindowsUpdate" /v PingID /f
REG DELETE "HKLMSOFTWAREMicrosoftWindowsCurrentVersionWindowsUpdate" /v SusClientId /f
Write-Host "8) Resetting the WinSock..."
netsh winsock reset
netsh winhttp reset proxy
Write-Host "9) Delete all BITS jobs..."
Get-BitsTransfer | Remove-BitsTransfer
Write-Host "10) Attempting to install the Windows Update Agent..."
if($arch -eq 64){
wusa Windows8-RT-KB2937636-x64 /quiet
}
else{
wusa Windows8-RT-KB2937636-x86 /quiet
}
Write-Host "11) Starting Windows Update Services..."
Start-Service -Name BITS
Start-Service -Name wuauserv
Start-Service -Name appidsvc
Start-Service -Name cryptsvc
Write-Host "12) Forcing discovery..."
wuauclt /resetauthorization /detectnow
Write-Host "Process complete. Please reboot your computer."
3、忽略紅字錯誤，重啓電腦
4、運行Windows Update即可正常運行。
以上就是win102004更新卡在49%怎麼辦的解決方法了，是不是非常簡單呢，解決的小夥伴關注收藏百科書網哦。
