Outlook repeatedly asking for your password even after entering it correctly? This annoying loop has solutions.

Why This Happens

• Cached credentials corrupted
• Password changed but not updated
• Two-factor authentication issues
• App password required
• Profile corruption
• Authentication method mismatch

Quick Fixes

Fix 1: Enter Correct Password

1. Double-check your password
2. Check Caps Lock
3. If recently changed, use new password
4. Try on webmail first to verify

Fix 2: Check “Remember Password”

1. When prompted, check “Remember my credentials”
2. Or “Save password”
3. Enter credentials again

Fix 3: Restart Outlook

1. Close Outlook completely
2. End OUTLOOK.EXE in Task Manager
3. Reopen Outlook

Clear Cached Credentials

Windows Credential Manager

1. Close Outlook
2. Open Control Panel
3. Click Credential Manager
4. Select Windows Credentials
5. Find entries containing:
   • “Outlook”
   • “Office”
   • “Microsoft”
   • Your email domain
6. Click each > Remove
7. Reopen Outlook

Generic Credentials

1. In Credential Manager
2. Also check Generic Credentials
3. Remove any Office/Outlook entries

Two-Factor Authentication

If 2FA is Enabled

You may need an App Password:

For Microsoft 365:

1. Go to account.microsoft.com
2. Security > Advanced security options
3. App passwords
4. Create new app password
5. Use this in Outlook instead of regular password

For Gmail:

1. Go to myaccount.google.com
2. Security > App passwords
3. Generate app password for Mail
4. Use this in Outlook

Enable Modern Authentication

For Microsoft 365:

1. Modern auth uses browser for authentication
2. Should happen automatically with updated Office
3. Update Office if not working

Profile Fixes

Create New Profile

1. Close Outlook
2. Control Panel > Mail
3. Show Profiles > Add
4. Create new profile
5. Add account fresh
6. Set as default

Repair Account

1. File > Account Settings > Account Settings
2. Select account
3. Click Repair
4. Follow prompts
5. Enter password when prompted

Registry Fixes

Enable Password Caching

1. Press Windows + R
2. Type: regedit
3. Navigate to:

   HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Outlook\AutoDiscover

4. Create DWORD: ExcludeExplicitO365Endpoint = 0

Reset Outlook Authentication

1. Close Outlook
2. Delete or rename:
   • %localappdata%\Microsoft\OneAuth
   • %localappdata%\Microsoft\IdentityCache
3. Reopen Outlook

Update Office

Outdated Office causes authentication issues:

1. Open any Office app
2. File > Account
3. Update Options > Update Now
4. Restart after updating

Repair Office

Quick Repair

1. Settings > Apps > Microsoft 365
2. Modify > Quick Repair
3. Try after repair

Online Repair

If Quick Repair fails:

1. Same steps
2. Choose Online Repair
3. More thorough, takes longer

Specific Scenarios

After Password Change

1. Update password everywhere
2. Clear cached credentials
3. Re-enter new password

Corporate/Exchange

1. Check with IT for account issues
2. May need account reset
3. Verify no lockout

Gmail in Outlook

1. Enable IMAP in Gmail settings
2. Use App Password (not regular password)
3. Enable “Less secure apps” or use App Password

Outlook.com/Hotmail

1. Clear cached credentials
2. Use Microsoft account password
3. May need App Password if 2FA enabled

Password Loop Driving You Crazy? Our Dallas technicians fix Outlook authentication issues. We clear credentials and configure proper authentication. Same-day service throughout DFW.

Prevention

1. Use App Passwords for 2FA accounts
2. Update password everywhere when changed
3. Keep Office updated
4. Don’t check “remember” on shared computers

Dallas-Fort Worth Outlook Support

We fix Outlook issues throughout DFW including Dallas, Fort Worth, Plano, Frisco, McKinney, Irving, Arlington, Richardson, and all surrounding areas.