Because of this little snafu, I decided to help my fellow Android users out by writing on how to fix Google Calendar sync problems with Android phones. Start with Common Fixes First ...

Q: I having trouble syncing the Google Calendar across three devices, a Dell Windows 10 desktop PC, a Samsung Galaxy Tab A tablet computer and a Samsung Galaxy A50 phone. A new calendar event ...

How to: sync Google Calendar to iOS, Android, and Windows Phone Achieve mobile calendaring bliss in just a few minutes ...

You'll want to stick with 2-way sync, which will allow you to edit your calendar both on your phone and in Outlook. Choose your sync time and hit Save.