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

How to Reset Windows Defender Settings

If Windows Defender (Microsoft Defender Antivirus) is acting up—won't open, shows error messages,...

Windows Command Prompt Freezes When Typing: Fixes

You're typing a command and suddenly the cursor stops moving. No characters appear. The Command P...

Stop Command Prompt High CPU Usage When Idle

You open Task Manager and see Command Prompt (cmd.exe) using 20-40% CPU, even though no windows a...

Fix Windows Defender High Memory Usage & Error 0x80070002

You might see Windows Defender consuming a lot of memory, and then get error code 0x80070002 when...

Fix Command Prompt Not Recognizing Commands

Microsoft Teams Module Not Found: Troubleshooting Steps

If you see a "module not found" error when launching Microsoft Teams, it usually means a required...