相信很多朋友都遇到过以下问题，就是Win10更新2004卡在49%怎么办。。针对这个问题，今天小编就搜集了网上的相关信息，给大家做个Win10更新2004卡在49%怎么办。的解答。希望看完这个教程之后能够解决大家Win10更新2004卡在49%怎么办。的相关问题。
最近 Win10 2004 更新开放了之后，很多用户都在更新最新的 2004 版系统了，但是有部分用户发现自己更新到 49% 的时候卡住了，安装总是卡 49% ，重启过也没用的问题， Win10 更新 2004 卡在 49% 怎么办?其实解决方法不是很麻烦，一起来看看吧。
Win10 更新 2004 卡在 49% 怎么办
解决方法一：
等待，在网络情况正常的话，多等一会，时间过长比如2个小时或以上再看看方法二。
解决方法二：
1. 同时按【Win + X】键，点选【Windows PowerShell（管理成员）】
2. 复制下面的程序码到刚打开的PowerShell里面，按回车
$arch = Get-WMIObject -Class Win32_Processor -ComputerName LocalHost | Select-Object AddressWidth
Write-Host \"1. Stopping Windows Update Services...\"
Stop-Service -Name BITS
Stop-Service -Name wuauserv
Stop-Service -Name appidsvc
Stop-Service -Name cryptsvc
Write-Host \"2. Remove QMGR Data file...\"
Remove-Item \"$env:allusersprofile\\Application Data\\Microsoft\\Network\\Downloader\\qmgr*.dat\" -ErrorAction SilentlyContinue
Write-Host \"3. Renaming the Software Distribution and CatRoot Folder...\"
Rename-Item $env:systemroot\\SoftwareDistribution SoftwareDistribution.bak -ErrorAction SilentlyContinue
Rename-Item $env:systemroot\\System32\\Catroot2 catroot2.bak -ErrorAction SilentlyContinue
Write-Host \"4. Removing old Windows Update log...\"
Remove-Item $env:systemroot\\WindowsUpdate.log -ErrorAction SilentlyContinue
Write-Host \"5. Resetting the Windows Update Services to defualt settings...\"
\"sc.exe sdset bits D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;BA)(A;;CCLCSWLOCRRC;;;AU)(A;;CCLCSWRPWPDTLOCRRC;;;PU)\"
\"sc.exe sdset wuauserv D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;BA)(A;;CCLCSWLOCRRC;;;AU)(A;;CCLCSWRPWPDTLOCRRC;;;PU)\"
Set-Location $env:systemroot\\system32
Write-Host \"6. Registering some DLLs...\"
regsvr32.exe /s atl.dll
regsvr32.exe /s urlmon.dll
regsvr32.exe /s mshtml.dll
regsvr32.exe /s shdocvw.dll
regsvr32.exe /s browseui.dll
regsvr32.exe /s jscript.dll
regsvr32.exe /s vbscript.dll
regsvr32.exe /s scrrun.dll
regsvr32.exe /s msxml.dll
regsvr32.exe /s msxml3.dll
regsvr32.exe /s msxml6.dll
regsvr32.exe /s actxprxy.dll
regsvr32.exe /s softpub.dll
regsvr32.exe /s wintrust.dll
regsvr32.exe /s dssenh.dll
regsvr32.exe /s rsaenh.dll
regsvr32.exe /s gpkcsp.dll
regsvr32.exe /s sccbase.dll
regsvr32.exe /s slbcsp.dll
regsvr32.exe /s cryptdlg.dll
regsvr32.exe /s oleaut32.dll
regsvr32.exe /s ole32.dll
regsvr32.exe /s shell32.dll
regsvr32.exe /s initpki.dll
regsvr32.exe /s wuapi.dll
regsvr32.exe /s wuaueng.dll
regsvr32.exe /s wuaueng1.dll
regsvr32.exe /s wucltui.dll
regsvr32.exe /s wups.dll
regsvr32.exe /s wups2.dll
regsvr32.exe /s wuweb.dll
regsvr32.exe /s qmgr.dll
regsvr32.exe /s qmgrprxy.dll
regsvr32.exe /s wucltux.dll
regsvr32.exe /s muweb.dll
regsvr32.exe /s wuwebv.dll
Write-Host \"7) Removing WSUS client settings...\"
REG DELETE \"HKLM\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\WindowsUpdate\" /v AccountDomainSid /f
REG DELETE \"HKLM\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\WindowsUpdate\" /v PingID /f
REG DELETE \"HKLM\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\WindowsUpdate\" /v SusClientId /f
Write-Host \"8) Resetting the WinSock...\"
netsh winsock reset
netsh winhttp reset proxy
Write-Host \"9) Delete all BITS jobs...\"
Get-BitsTransfer | Remove-BitsTransfer
Write-Host \"10) Attempting to install the Windows Update Agent...\"
if($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. 忽略红字错误，重启电脑
4. 运行 Windows Update 即可正常运行。
