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

Fix Windows Update Blank Screen with Bootable USB

After a Windows Update, some users encounter a blank screen—no login prompt, no cursor, just a bl...

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 Windows Update 404 Not Found Error When Antivirus Interferes

You try to run Windows Update, but instead of the usual process, you get a 404 Not Found<...