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*" -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..."

/s

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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."

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