On your Android phone or tablet, open the Google Maps app . Tap your profile picture or initial Your timeline . Find the wrong place on your timeline and tap it. Tap Edit. At the bottom, tap the correct place or activity in the suggestions. To search for a place, scroll to the bottom and tap Search. To edit when you were there, tap the time.
https://support.google.com/maps/answer/6258979?hl=en&co=GENIE.Platform%3DAndroid

