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

Windows Defender Exclusions for Gaming Performance

If your games stutter, take long to load, or feel sluggish, Windows Defender might be scanning ga...

Chrome Extension Not Working After Restart: Fixes

You restart Chrome, and suddenly one or more extensions are grayed out, missing, or not functioni...

Fix Windows Update Error 0x80070002 – Cache Corruption

When Windows Update fails with error code 0x80070002, it often points to a corrupted download cac...

How to Fix Windows Security Real-Time Protection Not Turning On

If you see that Windows Security's real-time protection is stuck off and won't turn on, you're no...

Fix KMS Activation Error: Port 1688 Already in Use

Fix Windows Search High CPU Usage: Practical Steps

You're working, and suddenly the fan spins up and your system slows to a crawl. Task Manager show...