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

Fix Windows Security DNS Error Using Command Prompt

If you see a DNS error in Windows Security (like "DNS server not responding" or "DNS resolution f...

Fix Task Scheduler Connection Timeout Due to Firewall

If your scheduled tasks fail with a connection timeout error, the firewall might be blocking the ...

Reset Microsoft Store Using wsreset Command

How to Clear Windows Defender Cache Without Rebooting

If Windows Defender is acting up—slow scans, high CPU usage, or outdated definitions—you may need...

Fix Microsoft Teams High Memory and CPU Usage

You open Task Manager and see Microsoft Teams using hundreds of MB of RAM and pegging the CPU. Th...

MongoDB Compass Connection Refused After Update – Fixes

If you updated MongoDB Compass and now see a 'connection refused' error when trying to connect to...