windows10错误代码0x80070490

当我们在使用安装了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，如果不知道是怎么回事需要怎样解决的话，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~

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: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...'

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.'

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

Dism /Online /Cleanup-Image /ScanHealth

Dism /Online /Cleanup-Image /RestoreHealth

sfc /scannow

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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