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

Fix Microsoft Store 504 Timeout When Downloading Apps

You're trying to download an app from the Microsoft Store, but it fails with a 504 timeout error....

Fix Chrome Profile Port Already Allocated Error

How to Fix Node Version Mismatch in package.json

When you run npm install or npm start and see a warning like "The engin...

Fix Chrome DNS Error Using chrome://net-internals

If you see a DNS error in Chrome—like "ERR_NAME_NOT_RESOLVED" or "DNS_PROBE_FINISHED_NXDOMAIN"—th...

Fix Windows Activation Error 0xc004f074 KMS

If you see error 0xc004f074 when trying to activate Windows, it usually means the Key Management ...

How to Enable Windows Security Backup Automatic Restore

If you've configured Windows Security Backup but find that automatic restore isn't kicking in aft...