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

Fix Microsoft Teams Authentication Failed Due to Proxy

If you see 'Authentication failed' when launching Microsoft Teams and you're behind a corporate p...

Reset Task Scheduler to Default Settings in Windows 11

If scheduled tasks fail to run, disappear, or behave erratically, the Task Scheduler library may ...

Chrome Access Denied on Specific Websites: Fixes That Work

You try to visit a site you’ve used before, but Chrome shows “Access Denied” or “403 Forbidden.” ...

UFW Port Closed Despite Allow Rule: Fixes

You've added a UFW allow rule for a port, but a port scan or service test shows the port is still...

How to Fix Rate Limit Exceeded in Command Prompt

If you're seeing a 'rate limit exceeded' error in Command Prompt, it usually means you've sent to...

Chrome SSL Protocol Error Troubleshooting Guide