PRB: Users unable to authenticate Zetadocs when using Microsoft Office 365 user accounts with MFA (Multi-factor authentication) Print ZTN4501 This Zetadocs technical note applies to: Zetadocs v9.1 and below Symptom You are seeing the following error message when trying to authenticate to SharePoint via Zetadocs, while using Multi-Factor Authentication: Error Message: Failed to authenticate. Unable to login. Please check your username and password. More information To enable this to work with Zetadocs you will need to use user app passwords within Microsoft Office 365 for each user that is trying to authenticate while MFA is enabled. To use user app passwords, please see the following technote from Microsoft: https://docs.microsoft.com/en-us/azure/multi-factor-authentication/end-user/multi-factor-authentication-end-user-app-passwords This may be applicable if you are also using custom claims rules within ADFS. Last updated: 17th October 2017 (BB/CR) Keywords: <Zetadocs> <MFA> <App Passwords> <Multi-Factor Authentication> <ADFS><Microsoft Office 365> Business CentralNAVSharePoint Online Related articles FIX: Item tracking is no longer a requirement on journal items in Business Central with Zetadocs Extension installed HOWTO: Configure Business Central to ensure the Document date doesn't default to the Processing date when using AP Automation INFO: How to correctly configure Zetadocs Document Queues to avoid simultaneous processing of the same SharePoint folder PRB: 'The Report Layout does not exist' error shown after upgrade to Business Central 2023 Wave 2 HOWTO: Upgrade the Zetadocs Extension for Business Central On-Premise