我们在使用系统的过程中如果出现了错误代码那代表某一 系统文件出现了错误或者丢失,最近有的用户碰到了0x80070490的错误代码,那这个情况要怎么解决呢,下面教给大家解决0x80070490错误代码的方法。

0x80070490错误代码是什么意思?0x80070490错误代码解决办法

  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

  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

0x80070490错误代码是什么意思?0x80070490错误代码解决办法

  Dism /Online /Cleanup-Image /ScanHealth

  Dism /Online /Cleanup-Image /RestoreHealth

  sfc /scannow

0x80070490错误代码是什么意思?0x80070490错误代码解决办法

  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。