As a side note, if you have any data stored on local only, please firstīack up your mailbox data in advance to avoid data loss. It will force the synchronization between Outlook and email server. If it doesn't help, please try to remove and re-add your wife's account in Outlook for Mac.
Highlight this process and click Quit in the upper left. Look for the Sync Services Agent (exchangesyncd) under Process Name.Ĥ. Applications > Utilities > Activity Monitor.ģ. Based on my experience, for synchronization issue, you can try the following steps to restart sync service for Outlook.Ģ. From your description, it could be a synchronization issue between the Outlook for Mac client and the email server.