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Performance Issue: Apple Mail in older versions of macOS with Office 365

Last Updated:
2017-08-11 07:33:43
Event:
2017-08-01 08:00:00
Status:
Closed
Brief Description:
Some individuals have encountered issues using Apple Mail in versions of macOS older than Sierra (10.12). Updating the operating system appears to fix the problem in most cases, or contact the IT Service Desk to be added to Cornell's case with Microsoft.
User Impact:
Apple Mail running under older versions of macOS won't download new mail from Cornell's Office 365.
Workaround:
Outlook on the Web (http://outlook.cornell.edu ) can be used in any modern browser, and Outlook 2016 for Mac is also available as part of Microsoft Office, either by licensed installation on Cornell-owned computers, or through download from Office 365 to personally owned computers. For details, see https://it.cornell.edu/software-licensing/microsoft-office-faculty-and-staff
Current Status:
Microsoft has reported that the fix is fully deployed and they have confirmed that the issue is resolved. Anyone still encountering the problem should contact the IT Service Desk.
Services Affected:
Email and Calendar
Subsites Affected:
Faculty/Staff Email (Office 365)
Full Description:
Some individuals have encountered issues when using Apple Mail in versions of macOS older than Sierra (10.12). Updating the operating system to Sierra appears to fix the problem in most cases, or contact the IT Service Desk to be added to the case Cornell engineers have opened with Microsoft. In the meantime, Outlook on the Web (http://outlook.cornell.edu ) can be used in any modern browser, and Outlook 2016 for Mac is also available as part of Microsoft Office, either by licensed installation on Cornell-owned computers, or through download from Office 365 to personally owned computers. For details, see https://it.cornell.edu/software-licensing/microsoft-office-faculty-and-staff



Timeline of Changes

Description Current Status Date Time
Some individuals have encountered issues when using Apple Mail in versions of macOS older than Sierra (10.12). Updating the operating system to Sierra appears to fix the problem in most cases, or contact the IT Service Desk to be added to the case Cornell engineers have opened with Microsoft. In the meantime, Outlook on the Web (http://outlook.cornell.edu ) can be used in any modern browser, and Outlook 2016 for Mac is also available as part of Microsoft Office, either by licensed installation on Cornell-owned computers, or through download from Office 365 to personally owned computers. For details, see https://it.cornell.edu/software-licensing/microsoft-office-faculty-and-staff Microsoft has reported that the fix is fully deployed and they have confirmed that the issue is resolved. Anyone still encountering the problem should contact the IT Service Desk. 2017-08-11 07:33:43
Some individuals have encountered issues when using Apple Mail in versions of macOS older than Sierra (10.12). Updating the operating system to Sierra appears to fix the problem in most cases, or contact the IT Service Desk to be added to the case Cornell engineers have opened with Microsoft. In the meantime, Outlook on the Web (http://outlook.cornell.edu ) can be used in any modern browser, and Outlook 2016 for Mac is also available as part of Microsoft Office, either by licensed installation on Cornell-owned computers, or through download from Office 365 to personally owned computers. For details, see https://it.cornell.edu/software-licensing/microsoft-office-faculty-and-staff Microsoft engineers believe they have identified a fix and are in the process of deploying it. 2017-08-08 08:18:50
Some individuals have encountered issues when using Apple Mail in versions of macOS older than Sierra (10.12). Updating the operating system to Sierra appears to fix the problem in most cases, or contact the IT Service Desk to be added to the case Cornell engineers have opened with Microsoft. In the meantime, Outlook on the Web (http://outlook.cornell.edu ) can be used in any modern browser, and Outlook 2016 for Mac is also available as part of Microsoft Office, either by licensed installation on Cornell-owned computers, or through download from Office 365 to personally owned computers. For details, see https://it.cornell.edu/software-licensing/microsoft-office-faculty-and-staff Microsoft engineers are aware of the problem and are working on the issue. 2017-08-03 14:10:17
Some individuals have encountered issues when using Apple Mail in versions of macOS older than Sierra (10.12). Updating the operating system to Sierra appears to fix the problem in most cases, or contact the IT Service Desk to be added to the case Cornell engineers have opened with Microsoft. In the meantime, Outlook on the Web (http://outlook.cornell.edu ) can be used in any modern browser, and Outlook 2016 for Mac is also available as part of Microsoft Office, either by licensed installation on Cornell-owned computers, or through download from Office 365 to personally owned computers. For details, see https://it.cornell.edu/software-licensing/microsoft-office-faculty-and-staff Cornell engineers have opened a case with Microsoft. 2017-08-01 17:42:02