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

Fix Task Scheduler Not Running Due to Login Loop

You set up a scheduled task, but it never runs. Instead, the status shows "Running" or "Queued" a...

Fix Windows Defender Service Not Starting After Update

After a Windows update, you might find that Windows Defender won't start, leaving your system wit...

Fix BitLocker Blank Screen on Windows 10 Boot

You enter your BitLocker password at boot, the screen goes blank, and nothing happens. The system...

Fix Windows Security High Memory Usage (MsMpEng.exe)

You open Task Manager and see Windows Security (the process is MsMpEng.exe) using 500 MB or more ...

Fix PowerShell Proxy Authentication Failed Errors

Fix Microsoft Teams File Locked Not Opening

When you try to open a file in Microsoft Teams and get a “file locked” or “this file is locked fo...