If you're using a work or school account on your Mac Microsoft Exchange, you may have encountered unpleasant problems in Mail or other system applications in recent days. Microsoft since October, it has gradually started to turn off Exchange Web Services, or EWS, through which applications Applu on Mac access Exchange Online. But the good news is that Apple is already preparing a solution. Server AppleInsider now reports that the Californian giant plans to convert all five affected apps to a newer way of communicating with Exchange in a future macOS 27 update.
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He pointed out the whole problem AppleInsider one of the users from Old Dominion University, whose IT department started students and employeesance warned of problems accessing university email via native Mail on Mac. The university therefore advised them to temporarily use Outlook. ProThe problem isn't limited to Mail, as Calendar, Contacts, Notes, and Reminders on Macs also rely on EWS. Depending on your organization's settings, these apps may also stop syncing data properly.
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Apple already working on a solution
However, this is where the most important information comes in. Apple confirmed that in a future update to macOS 27, it will convert all five affected apps to the technology it Microsoft used as a replacement for EWS. This should definitely solve the current problem. When exactly the relevant update will arrive, but Apple has not yet announced.
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Microsoft Fortunately, EWS does not turn off for all users at once. AdminiAdditionally, administrators can temporarily retain access to selected applications, so companies and schools have some room to overcome the current situation. It definitely has Microsoft EWS in Exchange Online will be deprecated in April 2027. So by then, it should have Apple enough time to get the necessary change into macOS 27. It is also interesting that if you use the same Exchange account on your iPhone or iPad, you should not notice the problem. Mobile devices Applu uses Exchange ActiveSync, which is not affected by the current EWS shutdown. So the whole inconvenience is specific to Macs and their system applications at the moment.
