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

How to Fix PowerShell 502 Bad Gateway Error

When you run a PowerShell command that calls a web service (like Invoke-RestMethod o...

UFW Deny Port But Still Accessible: Fixes and Checks

You set a UFW deny rule for a specific port, but the port remains accessible from outside. This i...

Fix Microsoft Store Error 0x80246007 During Updates

When you try to update an app through the Microsoft Store, you might see error 0x80246007. This u...

How to Clear Windows Security Cache: Setup & Steps

Windows Security (formerly Windows Defender) maintains a cache of scan results, definitions, and ...

How to Fix Chrome Profile Slow Performance

Common Causes of a Slow Chrome Profile

If Chrome feels sluggish only when you’re signed i...

Why Windows Update Shows Paused but Still Running

You click Pause updates, but the progress bar keeps moving. Or you see 'Updates paused' but your ...