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

Change Remote Desktop Listening Port to Avoid Conflicts

If you cannot connect to a remote computer because another application is using port 3389, or you...

Fix Windows Search Not Showing Results Due to Authentication Error

You type in the Windows Search bar, but nothing appears—or you see a brief error message about au...

Chrome Browser Proxy Setup: A Practical Guide

If you need to route your Chrome traffic through a proxy server—for privacy, network restrictions...

How to Clear SSH Known Hosts and Fix Host Key Verification Failed

How to Fix Task Scheduler Not Running on Windows Server

When a scheduled task stops running on Windows Server, the typical symptom is that the task shows...

How to Recover a Deleted Firefox Profile Folder

If you accidentally deleted your Firefox profile folder, your bookmarks, passwords, and settings ...