(12-01-2020, 03:04 PM)issa Side i have tecno k8 ..
problem is restart automatic when u insert simcard.. but without simcard it working with out restart..
Try booting the phone to recovery with sim card in it and wipe data.
Watch the below video to hard reset
(12-01-2020, 03:04 PM)issa Side i have tecno k8 ..
problem is restart automatic when u insert simcard.. but without simcard it working with out restart..
Put it in airplane mode before inserting the SIM card. See if it restarts.