https://us.community.samsung.com/t5/Galaxy-S21/Authentication-message-when-opening-Google-Play/m-p/2346673#M64151 Try removing the account that you used to login to the playstore with in settings. Then add it back in playstore. Sun, 14 Aug 2022 18:17:42 GMT SuperBoop 2022-08-14T18:17:42Z