Fix Outlook Module Not Found Error 0x80040154
You open Outlook and get an error: 0x80040154 — "Class not registered" or "module no...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Fix Microsoft Store Cache Clear Not Working
You try to clear the Microsoft Store cache by running wsreset.exe, but nothing happe...
Fix Task Scheduler Authentication Failed: Scheduled Task Not Running
You set up a scheduled task in Windows Task Scheduler, but it never runs. You check the history a...
Fix Windows Update Token Expired After Password Change
If you changed your Windows password recently and now Windows Update fails with a "token expired"...
How to Fix MySQL Connection Refused Error
When you see "connection refused" while trying to connect to MySQL, it usually means the server i...
Fix OneDrive High CPU Usage When Uploading Files
If you notice your CPU usage spiking while OneDrive is uploading files, you're not alone. This of...
Topic paths
Quick titles
Stop Microsoft Store Login Loop: Reset GuideChrome Performance Configuration GuideHow to Fix Windows Search Log File Missing ErrorFix Chrome Profile Port Already Allocated on MacPowerShell DNS Configuration GuideFix Windows Security Error Code Mac Boot CampHow to Resolve Windows Search Connection TimeoutHow to Reset Microsoft Teams When Settings Don't Reset