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

How to Configure Windows Defender Firewall Settings for a Network

If you're having trouble with network connectivity or need to allow an app through the firewall, ...

VSCode Terminal Not Showing Up: Troubleshooting Steps

You open the terminal in Visual Studio Code (Ctrl+` or View > Terminal), but nothing appears. The...

Java JDK Not Recognized After Installation: Fixes and Checks

Docker Daemon Not Running: How to Check Service Status

When Docker commands return errors like "Cannot connect to the Docker daemon" or "Is the docker d...

Fix 502 Bad Gateway After Reboot in Command Prompt

If you see a 502 Bad Gateway error after rebooting your server or workstation, i...

BitLocker Setup Checklist: Avoid Port Allocation Error

When enabling BitLocker, some users encounter a 'port allocation error' that halts the process. T...