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

Fix Windows Defender Service Not Starting Error

If you see an error that Windows Defender won't start—or the service stops immediately—it's usual...

Fix Windows Terminal DNS Error 0x80072746

If you see error 0x80072746 when opening Windows Terminal, it usually means the terminal cannot r...

How to Fix Windows Security DNS Error 0x800704cf

You might see error 0x800704cf when opening Windows Security or trying to update Windows Defender...

Fix BitLocker High Memory Usage After Windows Update

Why BitLocker Memory Usage Spikes After an Update

After a Windows update, some users noti...