使用安装了win10操作系统电脑的时候，对于使用的过程中系统出现的windows10错误代码0x80070490，如windows10错误代码0x80070490怎么解决？小编觉得我们可以尝试一下在管理员权限下打开命令提示符，手动注册Windows Update组件即可。详细步骤就来看下小编是怎么做的吧~
windows10错误代码0x80070490怎么解决
方法一：
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: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.\"
#FormatImgID_2#
方法二：
使用sfc /scannow和Dism自动扫描和修补系统档案，然後再重启电脑：
1.右键点击任务栏上的Windows图标，选择【Microsoft Powershell(管理员)】
2.逐一输入以下指令：
Dism /Online /Cleanup-Image /CheckHealth
#FormatImgID_3#
Dism /Online /Cleanup-Image /ScanHealth
Dism /Online /Cleanup-Image /RestoreHealth
sfc /scannow
#FormatImgID_4#
3.重启电脑
4.如果出现”有一些文件无法修复“的回报，重复步骤1-3几次
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