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

How to Fix Chrome Profile 502 Bad Gateway Error

If you see a "502 Bad Gateway" error in Chrome, especially after switching profiles or updating t...

How to Fix Windows Update Error 0x80070002

Windows Update error 0x80070002 usually means the update files are missing or corrupted. It often...

How to Set Up SSL Certificate for Localhost on Windows 11

If you're developing a web application locally and need HTTPS, you can set up a self-signed SSL c...

Microsoft Store Download Stuck on Mac: Fixes That Work

If you're seeing a download in the Microsoft Store stuck at 0% or a partial percentage on your Ma...

Fix Chrome High CPU Usage from Profile Corruption

If Chrome is using excessive CPU, freezing, or crashing, a corrupted user profile could be the ca...

Fix SSH Permission Denied (publickey) on Raspberry Pi