0xcaa70010 in Office 365: How to Fix This Sign-in Error

Error code 0xcaa70010 in Office 365 typically indicates an issue with the sign-in process. Here are some steps you can take to try and resolve this error:

  1. Check your internet connection: Ensure that you have a stable internet connection to avoid any connectivity issues that may be causing the sign-in problem.

  2. Clear cached credentials: Sometimes, cached credentials can cause sign-in errors. To clear cached credentials, follow these steps: a. Press Windows Key + R to open the Run dialog box. b. Type "control keymgr.dll" and press Enter. c. In the Credentials Manager window, select the account related to Office 365. d. Click on "Remove" or "Remove from vault" to clear the cached credentials.

  3. Update Office 365: Make sure you have the latest updates installed for Office 365. Open any Office application (such as Word or Excel), go to the "File" tab, and click on "Account." From there, click on "Update Options" and select "Update Now" to install any available updates.

  4. Check your account credentials: Verify that you are using the correct email address and password for your Office 365 account. Double-check for any typos or capitalization errors.

  5. Reset your Office 365 password: If you suspect that your password may be incorrect or if you have recently changed it, try resetting your Office 365 password. You can usually do this through your organization's IT department or through the Office 365 password reset process.

  6. Disable proxy or VPN: If you are using a proxy server or a VPN (Virtual Private Network), try disabling them temporarily and then attempt to sign in again.

  7. Check for conflicting applications: Certain applications or security software can interfere with the sign-in process of Office 365. Temporarily disable any antivirus or firewall programs and check if the error persists.


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Revision #1
Created 1 year ago by Ghicel Santos
Updated 1 year ago by Ghicel Santos