You may have to delete all your Mail settings files to get rid of the corrupt ones.ġ. If Mac OS 10.15 mail app opens randomly, it might be because of a corrupt Mail settings file. Uncheck the option “Prefer opening messages in split view when in full screen.”

Go to “Mail > Preference” or open Mail and then press the shortcut key (Command +).Ģ. This method ensures your Mail has not been set to show notifications on split screens.ġ. Method 1: Change Mail Preferences Settings How do I stop apple mail from opening on macOS 10.15? The following is a rundown of different solutions you can try.

But if the problem lies elsewhere, then you might need to try other methods. The first two methods we recommend address the problem if the Mail app is the root cause. If you’re wondering, “how do I stop mail from popping up on Mac OS 10.15,” the first thing to do is to check if the Mail app is the root cause of the problem. However, some solutions have worked for some users based on the root cause of the problem. There’s currently no silver bullet that works for everyone. How to Fix macOS 10.15 Mail App Opens Randomly. This problem has been traced to corrupt mail files, notification settings, calendar alerts, and even bugs, with solutions suggested based on each root cause. But whenever the mail app keeps popping up in the background in macos 10.15, it creates annoying distractions. The Mail app may pop up incessantly in a split-screen, or it might just crawl up in the dock.

Microsoft Excel for macOS 10.14 CrashesĪ recurring problem that has plagued nearly every Mac OS update, and has now been reported in Catalina, is that macos 10.15 mail app opens randomly.

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