小编分享0x80070490错误代码是什么意思（30021错误代码是什么意思）

我们有时候在使用电脑的时后会遇到提示错误代码“0x80070490”，但是有很多的小伙伴目前还不清楚碰到这个错误代码应该如何修复，下面就和小编一起来看看应该如何去解决这个问题吧。

0x80070490错误代码解决办法

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