Fix Classic Outlook MSVCP140.dll Crashes
Classic Outlook crashing with MSVCP140.dll errors? Two separate bugs cause this in 2026. Here's how to fix both.
Tag
outlook
Microsoft Outlook configuration and troubleshooting
Fix NetDocs ndMail Login Failure and Session Errors
ndMail login loops and session errors usually come down to a wrong Host registry key or stale OAuth tokens. Here's how to fix both.
Fix: NetDocs Outlook Add-in Keeps Disabling
Outlook auto-disables the NetDocuments add-in every few days. The DoNotDisableAddinList registry fix stops the cycle for good.
Fix Outlook Error 0x800CCC0E with Gmail and Yahoo
Outlook throws 0x800CCC0E when sending through Gmail or Yahoo after a password change. The OAuth token is stale. Here's how to fix it.
Fix: Teams Meeting Add-in Keeps Disabling in Outlook
Outlook disables the Teams Meeting add-in every few days because it loads too slowly. Here's the permanent registry fix to stop the cycle.
Fix: Teams Meeting Button Missing from Outlook
The Teams Meeting button vanished from your Outlook ribbon after a Teams update. The COM add-in registration is stale. Here's the fix.
Fix 0xc0000005: Outlook Crashes with Teams Add-in
Fix the 0xc0000005 crash in Classic Outlook caused by the Teams Meeting Add-in version conflict (Microsoft incident EX1254044).
Microsoft 365 Outage MO1221364 - Outlook, Teams, Defender Down | Status Update
Fix MO1221364 error in Microsoft 365, Outlook, Microsoft Defender, Microsoft Purview. Step-by-step solution to resolve this issue and get back to work.
Fix Dyld Error Message 1 - Microsoft 365 Crashes on Mac Launch | Complete Fix
When you install Microsoft 365 on a Mac, it should just work. But many users find Word, Excel, and PowerPoint crashing immediately at launch. The apps briefly open, then quit with a confusing dynamic linker error. Here's how to fix it.