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

Fix Maven Dependency Resolution Failed in IntelliJ

Fix Windows Activation Service High RAM Usage

If you notice high RAM usage from the Windows Activation service (sppsvc.exe) in Task Manager, it...

Fix BitLocker Token Expired on Domain-Joined PC

When a domain-joined PC shows a BitLocker recovery prompt with a message that the token has expir...

Windows Terminal 504 Error: Step-by-Step Troubleshooting Checklist

Seeing a 504 error in Windows Terminal usually means a gateway timeout when trying to reach a rem...

Fixing Outlook 2016 Rate Limit Errors: Step-by-Step Guide

If you see an error like "Your server has exceeded the rate limit" or "Too many requests" in Outl...

Fix Windows Update Token Expired Error with Clean Boot

You might see a “Windows Update token expired” error when checking for updates, often after a lon...