There is also a built-in cleanup spyware application in Windows Oh, that's Windows Defender, and it's a good choice to use Windows Defender when the computer is running naked, but a small partner has encountered Win8.1 under Windows Defender Service can not start error 0x80070422 problem, here small make up also find the answer, hurriedly to share with you.
Win8.1 Windows Defender
The workaround is as follows:
1, right click on "Start Menu", and then select the "command line prompt (Administrator)", and then input instructions: SC start windefend Enable;
Win8.1 Command Prompt
2. Press the ENTER key to resolve the problem by opening Windows Defender after the command execution is complete.
The above is the Win8.1 system Windows Defender Service can not start prompt error 0x80070422 solution, in the Win8.1 system Windows Defender is not an anti-virus software, but also will be other anti-virus software "crowding out."