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

How to Remove the Ubuntu dpkg Lock File

When you see an error like 'E: Could not get lock /var/lib/dpkg/lock' or 'E: Unable to lock the a...

Fix Windows Terminal Profile Reset After Cache Clear

You clear the Windows Terminal cache to fix a display or performance issue, and suddenly your car...

Fix Go Modules Proxy Authentication Failed Error

When you see go modules proxy authentication failed, it typically means the Go toolc...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...

Fix Microsoft Store Error 0x80073cf3: Step-by-Step Guide

When you try to install or update an app in the Microsoft Store, you might see error code 0x80073...

Fix 502 Bad Gateway in Remote Desktop Connection

When you see a 502 Bad Gateway error while trying to connect via Remote Desktop,...