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

Fix OneDrive Sync Service Unavailable in Outlook

When Outlook shows 'OneDrive sync service unavailable', you can't attach or share files from OneD...

Clear Microsoft Store Cache to Fix App Updates

If your Microsoft Store apps won't update, or updates get stuck or throw errors, a corrupted cach...

Fix Windows Security Certificate Error in Outlook 365

You open Outlook 365 and see a security certificate warning: "There is a problem with the proxy s...

Fix Command Prompt DNS Lookup Failed Error 0x80072ee7

New PC Microsoft Store Setup Checklist

When you set up a new PC, the Microsoft Store often doesn't work perfectly out of the box. This c...

Nginx 502 Bad Gateway: PHP-FPM Fix Guide

Seeing a 502 Bad Gateway error from Nginx usually means it can't reach PHP-FPM. This is common af...