Problem phenomenon:
Bluetooth devices cannot be connected.
Solution:
1. Confirm whether the power of the Bluetooth device is sufficient.
2. Confirm whether the Bluetooth device is in a pairable and connectable state.
3. If it has been paired, unpair the paired device in the Bluetooth settings and try to scan the connection again.
4. Please reset your device's network settings.
realme UI 3.0 & above versions: Settings > System/Additional Settings > Back up and reset > Reset Phone > Reset network settings.
realme UI 1.0 & 2.0: Settings > Additional Settings > Backup & Reset > Erase all data(factory reset) > Reset network settings.
realme UI R & Go & S & T Edition: Settings > System > Reset options > Reset WiFi, mobile& Bluetooth.
Note: Performing this operation will not wipe any of your data.
If you cannot resolve your problem with the above, please back up your data and contact your nearest realme service center.