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

Fix Missing Windows Security After Update

After a Windows update, you might find that Windows Security (formerly Windows Defender) is missi...

Fix Windows Security Not Starting Automatically After Boot

You boot your PC and notice Windows Security (formerly Windows Defender) isn't running. The icon ...

Fix Windows Security Token Expired Access Denied Errors

When a Windows security token expires, you may see an 'access denied' error even though you belie...

Fix Windows Security 504 Gateway Timeout from Antivirus Conflict

If you see a 504 gateway timeout error when accessing websites or services, and you have both Win...

Fix Command Prompt pip Install Permission Denied Error

Fix Windows Activation Dependency Conflict After Update

After a Windows update, you might see an activation error like “We can’t activate Windows on this...