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Thursday, July 24, 2025
Outlook Keeps Asking for Password in Office 365 (Solved)
If you're frustrated by Microsoft Outlook constantly asking for your password, you're not alone. This issue is common among Office 365 users and can stem from several causes like outdated credentials, corrupted profiles, or authentication errors. In this post, we’ll walk you through step-by-step solutions to resolve the problem permanently.
📁 Common Causes
Incorrect or outdated saved credentials
Corrupted Outlook profile
Modern Authentication issues
Cached credentials
Two-Factor Authentication conflicts
📅 Step-by-Step Fixes
✅ 1. Clear Cached Credentials
Close Outlook
Open Control Panel > Credential Manager > Windows Credentials
Find any entries related to Microsoft Outlook or Office Remove them all
✅ 2. Enable Modern Authentication (If using Office 365)
Open Registry Editor (type regedit in Run)
Navigate to:
HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Common\Identity
Create or edit a DWORD value:
Name: EnableADAL
Value: 1
Restart PC
✅ 3. Create a New Outlook Profile
Go to Control Panel > Mail > Show Profiles
Click Add and create a new profile
Set it to be the default
Open Outlook and add your account again
✅ 4. Check Office Activation & Updates
Open any Office app → File > Account
Make sure Office is activated
Click Update Options > Update Now
✅ 5. Enable Remember Password
While entering the password, make sure "Remember my credentials" is ticked
✅ 6. Check Two-Factor Authentication
If you use 2FA, make sure you’re using an App Password, not your main account password
Set it up in your Microsoft Account > Security > Additional security options