The charging cable must be firmly attached to the charging port without shaking. Check 4. Restart your phone. Restarting your device can help solve minor issues and bugs. Press and hold the Side key and the Volume Down key simultaneously for more than 7 seconds to restart the device. Check 5. Repair options. Oppo A71 Soft Reset. How to soft reset on your Oppo A71 ? If your Oppo A71 is frozen or unresponsive you can perform a soft reset for restart your device. This is a safe and quick way to reboot your device without losing or erasing any data. How to soft reset on your Oppo A71 ? If your Oppo A71 is frozen or unresponsive you can perform a soft Screen lock disabling on OPPO A71 (2018) If the owner of the device completely sure of his safety and the fact, that nobody will get the access to the phone, he is suggested to fully turn off the lock screen on OPPO A71 (2018). Open the settings of the smartphone. Go to the section «Screen lock and security». The following shows how you do this exactly. Turn off your phone. Turn your phone back on and wait for the Sony logo to appear. Press either Volume Down or Volume Up a few times and you will enter recovery mode. In case that does not work, you can use an ADB command to get into recovery mode on your Sony phone. Oppo A71 was launched in 2017 with Android 7.1, ColorOS 3.1; If this issue started after you updated the Software of your Oppo A71, the new software has bugs causing overheating. The first thing you should try is looking for a newer software update. If available, then update your Oppo A71. The latest update will fix the issue. Tap twice on Accessibility. Tap on Talkback. Tap twice on TalkBack. Tap on TalkBack (Button) Tap twice on TalkBack (Button) Tap on Stop. Tap twice on Stop. Download instructions? If you need the manual often or offline, you can download it here as a PDF document for free. Oppo: Fastboot Disabled Any update on this issue? Ive got here an Oppo A7 , purchased for about $280 in the Philippines last December 2018. "Allow OEM Unlock" can be activated in Developer Options. But unfortunately "ADB reboot bootloader" seems only to restart the device. Key combinations for fastboot doesnt work either. Damn stupid brand this is. Android 11 | ColorOS 11.0. Tap on Settings. Tap on SIM card & mobile data. Enable or disable Use Internet during calls on secondary data SIM. Download instructions? Turn Off phone, hold Vol UP + Vol DOWN and insert USB cable. Some phones may need Special Boot Cable or TestPoint for EDL mode. Disconnect phone and hold Power Button to reset. Operation Finished. All times are GMT +1. The time now is 05:11. Oppo A71 (CPH1801) pin code reset done via umt tool THANKS TO UMT TOOL Device : Oppo A71 (CPH1801 Oppo A71 Imei FIX Without BoXhttps://youtu.be/PmsQmYL3lvwWorld 1st oppo A71 Dead Boot FixToday I am Going To Teach You.Oppo A71 Cph1717ex DeadbootRecover Sol KvKKS.