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

Fix Command Prompt 502 Bad Gateway Due to DNS Issues

If you're seeing a 502 Bad Gateway error while using Command Prompt to access a web service or AP...

How to Fix Windows Update Download Failure from Ubuntu

If you're running Ubuntu alongside Windows and Windows Update keeps failing to download updates, ...

Fix Remote Desktop Failed to Start in Windows 10

When you try to connect to a Windows 10 PC using Remote Desktop and get an error like "Remote Des...

Command Prompt High CPU Usage: Sysadmin Checklist

When Command Prompt (cmd.exe) consumes excessive CPU, it often indicates a runaway batch script, ...

How to Set Up OneDrive Selective Sync on Mac

If you're using OneDrive on a Mac with limited storage, selective sync lets you pick which folder...

Fix BitLocker High Memory Usage After Windows Update

Why BitLocker Memory Usage Spikes After an Update

After a Windows update, some users noti...