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This article introduces the Win7 system Windows Defender update prompt error 0x80070643 solution is what, the content is very detailed, interested friends can refer to, hope to be helpful to you.

There is an error 0x80070643 in the Windows Defender update of the win7 system and cannot be updated. What's going on? In fact, this is because the computer installed third-party antivirus software, turned off the Windows Defender service.

The solution to the error 0x80070643 of Windows Defender Update prompt in Win7 system

First, use the key combination "Win+r" to call out the run, type "gpedit.msc", and click OK.

In the pop-up local group policy editor, expand "computer configuration management template → Windows component → Windows Defender", and then double-click in the right window to open "close Windows Defende".

In closing Windows Defende, configure it to be enabled, and then click OK. Then update the Windows Defende again.

On the Win7 system Windows Defender update prompt error 0x80070643 solution is shared here, I hope the above content can be of some help to you, can learn more knowledge. If you think the article is good, you can share it for more people to see.

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