https://us.community.samsung.com/t5/Galaxy-S21/Can-t-connect-to-device-issue/m-p/2314091#M61572 That is a serial number for a wifi motem, see if your wifi carrier can take a look at it, or just turnoff wifi and use mobile data Tue, 12 Jul 2022 16:16:39 GMT SUPERSOLDIER111 2022-07-12T16:16:39Z