Win10 1803更新升级Win10 1909失败怎么办？目前Windows10系统最新的版本是Win10 1909系统，因为win7系统的停止支持，所以越来越多的朋友都升级了Win10 1909系统。很多使用Win10 1803系统的朋友开始准备升级了Win10 1909，但是却升级失败了，错误代码x80004005，那我们应该如何解决这个问题呢？今天小编就来向大家简单的介绍一下Win10 1803升级Win10 1909失败的解决方法，希望大家会喜欢。

Win10 1803升级Win10 1909失败的解决方法：

手动注册Windows Update组件：

1. 同时按【Win+X】键，点选【Windows PowerShell(管理员)】

2. 拷贝下方的程序码到刚打开的PowerShell里面，按回车

3. 忽略红字错误，重启电脑

4. 运行Windows Update

$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*.dat" -ErrorAction SilentlyContinue

Write-Host "3. Renaming the Software Distribution and CatRoot Folder..."

Rename-Item $env:systemrootSoftwareDistribution SoftwareDistribution.bak -ErrorAction SilentlyContinue

Rename-Item $env:systemrootSystem32Catroot2 catroot2.bak -ErrorAction SilentlyContinue

Write-Host "4. Removing old Windows Update log..."

Remove-Item $env:systemrootWindowsUpdate.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:systemrootsystem32

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 "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..."