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I have a location that iOS devices on 18.3.1 are having issues syncing email with O365. It is only affecting those devices that are at iOS18.3.1. Has anyone else experienced this?
I worked with our onsite tech person yesterday afternoon and did an uninstall/reinstall of the mail app, then a Force restart of the device. This cleared the issue on the iphones and ipads that were having email sync issues while running iOS 18.3.1...
I am not using an MX, I have a Fortinet 81F firewall. All the devices running any iOS other than the 18.3.1 are working fine. just the iPhones and iPads running 18.3.1 are affected, and it is only affecting the email sync with O365, all other traffic...