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

Fix Chrome ERR_CONNECTION_RESET Caused by Antivirus

You're browsing in Chrome and suddenly every page shows "ERR_CONNECTION_RESET". The connection dr...

Fix Slow Command Prompt Due to Antivirus Interference

If your Command Prompt (cmd.exe) takes several seconds to appear or feels sluggish when typing co...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...

Fix Chrome Profile Rate Limit Error 'Permission Denied'

You're trying to sync Chrome or access certain sites and see 'permission denied' alongside a rate...

MongoDB Authentication Failed Error 18: Causes and Fixes

When you see MongoDB AuthenticationFailed (error code 18), it means the server r...

Fix Windows Defender Update Error 'Permission Denied'

You see 'Permission Denied' when Windows Defender tries to update. This usually means the update ...