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

How to Fix Microsoft Store 502 Bad Gateway Error

When you open Microsoft Store and see a 502 Bad Gateway error, it usually means the store can't c...

Fix 'Putty Connection Refused' Error on Localhost

When you try to connect to localhost with Putty and get 'connection refused', it usually means th...

Clear DNS and System Cache via Command Prompt

If you're experiencing network issues, stale DNS entries, or application glitches, clearing vario...

Reset Microsoft Teams Settings via Command Line

If Teams is acting up—failing to sync, showing corrupted profiles, or refusing to log in—resettin...

BitLocker SSL Certificate Error: Step-by-Step Fixes

If you see a BitLocker SSL certificate error, it usually means the drive encryption can't verify ...

How to Set Up Remote Desktop on Windows 11

Before You Start

Remote Desktop lets you connect to your Windows 11 PC from another devic...