
Conversely, it’s also possible that you are missing an important update on your Mac or iPhone and that’s causing the syncing problem. For instance, it’s possible that the iMessage app isn’t set up properly or that a recent software update has triggered the issue. The good news is that the potential causes of this problem are typically easy to deal with. IMessage not syncing on Mac can be quite a frustrating issue where your iMessage conversations aren’t synced between your Mac and your other Apple devices.
