Oppo
Reset Network Settings on Oppo auf Oppo
Persistent Wi-Fi drops, failed Bluetooth pairing, or mobile data that won't reconnect on an Oppo phone usually point to a broken network profile rather than a hardware fault. ColorOS stores Wi-Fi passwords, paired Bluetooth devices, VPN configurations, and APN settings in a local database. Once that database gets corrupted, small glitches pile up until basic connections stop working.
Resetting the network settings wipes this database completely. All saved Wi-Fi networks, Bluetooth pairings, VPN profiles, and mobile network configurations are deleted and rebuilt as if the phone were new. Your apps, photos, and files stay untouched, since this only affects connectivity settings, not user data.
To perform the reset, go to Settings ➔ Additional settings ➔ Back up and reset ➔ Erase all data (factory reset) ➔ Reset network settings ➔ Reset network settings to confirm.
After the reset, you need to reconnect to every Wi-Fi network manually and re-pair Bluetooth accessories like earbuds or your car system. If the connectivity issue persists afterward, the problem likely sits with your router, SIM card, or carrier network rather than the phone's software.