Forum Discussion
Skype iOS client and MFA Supportability
Problem: Skype for Business for iOS mobile client cannot sign into Skype for Business *Online* after enabling MFA. ADAL was enabled 2 days ago (1/17/17) in the Office 365 tenant Set-CsOAuthConfigu...
Well that was a good hint. I didn't have anything special in Advanced Settings configured, but I just tried deleting the Skype for Business iOS app and redownloading it from the AppStore and what do know ... I wasn't able to login in either before (with MFA) and now suddenly I am!
that fixed it for me!
So it seems to be a bit of a bug because many organizations have deployed SFB Mobile first, then MFA later. It seems we have both reproduced the issue where after enabling MFA, you have to remove the app and re-download it before it will work.
I confirmed this was the case by logging into a separate phone that had never had the SFB Mobile app on it, and it worked correctly the first time with MFA.
So it seems to be a bit of a bug because many organizations have deployed SFB Mobile first, then MFA later. It seems we have both reproduced the issue where after enabling MFA, you have to remove the app and re-download it before it will work.
I confirmed this was the case by logging into a separate phone that had never had the SFB Mobile app on it, and it worked correctly the first time with MFA.