when trying to outing on windows defender its performance error message
error code 0x8050800c
I assume you have uninstalled any other security program that was on the computer?
The error code you are seeing may occur if a
third party program or remnants of a third party program are present on the computer and causing issues for Windows Defender. Please note that Windows Defender should be disabled by the installation of a third party antivirus program.
Suggest you run software removal tools for any antimalware program (Avast, Avira, McAfee, Norton, whatever) that was ever on the computer. Be sure to reboot after doing so.
of anti-malware product removal tools
Recommend you try the steps in Problems
initial Windows Defender in Windows 8/8.1/10
If this issue continues you can always install a third party antimalware program which should disable
Windows Defender and you will no longer need to be concerned with the intermittent issues that seem to plague WD.
Is Windows Defender
The Best For Windows 10? Good article but ignore the ads.