
Fix Windows Activation Not Working After Update
After a Windows update, you might see an activation error or a watermark saying your copy isn't g...
Software troubleshooting desk

After a Windows update, you might see an activation error or a watermark saying your copy isn't g...

You open Chrome and see "Profile authentication failed" or "Sign in to y...

If you've noticed stuttering, high CPU usage from security processes, or unexpected game crashes,...

If Windows Defender won’t open—whether it crashes, shows a blank window, or does nothing when you...

You may see error code 0x80070422 when opening Windows Security, often accompanied by a message a...

You run a scan or update in Windows Defender and see an error like "DNS error permission denied" ...