If you’re a Microsoft 365 subscriber experiencing Outlook freezes at startup, there’s some excellent news on the best way—Microsoft’s not solely conscious of the problem and dealing on a repair, nevertheless it has a workaround to strive, too.

As Bleeping Computer reports, this drawback impacts Microsoft 365 customers who sync their Outlook information information between their native PC and the cloud. When beginning the app, it could act sluggish and even outright freeze; in airplane mode, you may also see an error message of “Cannot start Microsoft Outlook. Cannot open the Outlook window. The set of folders cannot be opened. The attempt to log on to Microsoft Exchange has failed” when making an attempt to open this system.

Some customers have been capable of get into Outlook by quitting the misbehaving app after which opening it once more, however Microsoft is at the moment suggesting a greater workaround through Outlook’s Account Settings. In the Exchange Account settings, select More Settings > Advanced, then test the field for Turn on shared calendar enhancements. (Having hassle discovering that choice? You can learn the extra detailed directions in Microsoft’s support page on the issue.)

Microsoft says this startup drawback is attributable to a battle within the app, the place it’s unable to find out the default state of the cache, as a consequence of Office and non-Office MAPI apps making completely different calls on that standing. The program then acts unresponsive or stall out. When new profiles are created, or the setting for shared calendar enhancements is turned off, it may possibly set off this state of affairs.

In different information about Outlook, Microsoft lately introduced that it will completely replace Windows 11’s native Mail and Calendar apps by the top of 2024. In its publish detailing the transition, new PCs delivery with Windows 11 will mirror the change starting in early 2024. Access to the Mail and Calendar purposes will stay obtainable within the Microsoft Store app by means of 2024.