Fix Outlook Module Not Found Error 0x80040154
You open Outlook and get an error: 0x80040154 — "Class not registered" or "module no...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Chrome Profile Permission Denied Error
When Chrome shows a 'permission denied' error for your profile, you can't access bookmarks, histo...
Outlook Keeps Crashing When Searching Emails? Fix It Here
If Outlook crashes every time you try to search for an email, you're not alone. This is a known i...
Setup Windows Search Indexer After Migration
After a Windows migration (upgrade, new PC, or disk clone), you might notice that Windows Search ...
Fix 'Windows Terminal Path Not Found' in VS Code
When you try to open Windows Terminal from VS Code (e.g., via Ctrl+` or the terminal dropdown) an...
Windows Update Not Downloading? Practical Fixes to Try
If Windows Update gets stuck at 'Downloading' or shows no new updates despite your checking, the ...
Issue queue
SitemapHow to Fix OneDrive Login Issues – Step by Step
Fix 'Port Already in Use' Error with No Visible Process
How to Resolve Chrome SSL Protocol Error
Command Prompt Error 0x80070005 Troubleshooting Guide
How to Enter BitLocker Key When Safe Mode Fails
Windows Defender Won't Open: Fix Stuck Loading
Set Windows Defender Log File Size Limit
How to Fix OneDrive Endless Login Prompt After Changing Password
OpenVPN Authentication Error: Causes and Fixes
How to Fix Chrome Port Conflict When Nothing Shows
Chrome 504 Gateway Timeout: Clear Profile Cache Steps
Troubleshoot Windows Terminal Startup Failure
Fix 'Port Already in Use' Error with No Visible Process
How to Resolve Chrome SSL Protocol Error
Command Prompt Error 0x80070005 Troubleshooting Guide
How to Enter BitLocker Key When Safe Mode Fails
Windows Defender Won't Open: Fix Stuck Loading
Set Windows Defender Log File Size Limit
How to Fix OneDrive Endless Login Prompt After Changing Password
OpenVPN Authentication Error: Causes and Fixes
How to Fix Chrome Port Conflict When Nothing Shows
Chrome 504 Gateway Timeout: Clear Profile Cache Steps
Troubleshoot Windows Terminal Startup Failure