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

Fix Microsoft Teams Connection Refused Due to Firewall Settings

When Microsoft Teams shows a 'connection refused' error, it usually means a firewall or proxy is ...

Fix VS Code Python Interpreter Not Showing or Selecting

You open the Command Palette, type Python: Select Interpreter, and nothing happens. Or t...

Fix Windows Defender Update Error 0x80070005

You see error 0x80070005 when trying to update Windows Defender. This usually means a permission ...

Fix Maven Dependency Resolution Failed in IntelliJ

OneDrive Sync Network Error Troubleshooting Steps

OneDrive sync errors often appear as "We're having trouble syncing" or a specific network error c...

Command Prompt Network Error Checklist

When you run a command like ping or tracert in Command Prompt and get a...