Knowledge base for software setup, errors, and daily tool work.

Fix Windows Defender Update Error 0x80070643

If you see error 0x80070643 when updating Windows Defender, it usually means the update failed du...

How to Set Up SSL Certificate for Localhost on Windows 11

If you're developing a web application locally and need HTTPS, you can set up a self-signed SSL c...

Fix Windows Defender High Memory Usage & Error 0x80070002

You might see Windows Defender consuming a lot of memory, and then get error code 0x80070002 when...

Fix Windows Defender Threat History Not Loading Due to Timeout

When you open Windows Security and click on 'Threat history', you might see a spinning circle fol...

Fix VirtualBox Kernel Driver Permission Denied on Linux

Fix Windows Activation Login Loop Stuck on Loading

You try to activate Windows, enter your credentials, and the screen hangs on a spinning circle or...