Oppo
Turn Bluetooth On or Off auf Oppo
Bluetooth on your Oppo phone stays active by default so it can pair with headphones, a smartwatch, or a car system the moment you need it. That convenience has a cost: the radio keeps scanning for nearby devices even when you are not transmitting anything, which slowly drains the battery.
If you rarely use wireless accessories, disabling Bluetooth saves noticeable power over a day, especially on standby. If you connect to a device every few hours, leaving it on avoids repeated re-pairing and keeps transfers instant.
Where to find the switch
Go to Tap on Settings ➔ Tap on Bluetooth ➔ Enable or disable Bluetooth. The same toggle also sits in the quick-settings panel, so you don't always need to dig into the menu.
Turning Bluetooth off does not affect Wi-Fi, mobile data, or NFC-based payments. If your phone shows a connection problem with one specific accessory rather than general battery drain, restarting that accessory or removing and re-pairing it usually fixes the issue faster than toggling the radio off and on.