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RobertCrane's avatar
Apr 24, 2023
Solved

Unable to login to MS Defender on iOS

I have an iPhone (latest software version) connected to an M365 tenant (i.e. licensed for Defender). Recently, the MS Defender app on the device won't login using my Azure AD credentials. It displays...
  • RobertCrane's avatar
    RobertCrane
    Apr 03, 2024
    An update on this. I traced it to be somewhat dependent on having a Microsoft account and an EntraID account being the same (i.e. personal and corporate accounts on one email). This seemed to manifest itself when I had both the personal and corporate app also in my MS authenticator on my iDevice.

    However, of late I have not seen these issues, which may also indicate an update in the actual Defender App overtime has also solved this issue. So, whatever happened, my issues are no longer present.

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