Oppo F3 (CPH1609) originally launched with Android 6.0 Marshmallow, but an official update to Android 7.1.1 Nougat (ColorOS 3.1) was eventually released in 2018. e/OS community Official Nougat Update Information
Unlike newer Oppo phones, the F3 does not require an official deep-test app. Use the fastboot oem unlock command (Volume Up + Power to enter fastboot). Opposite F3 Nougat Update Forum Xda
The most discussed topic on the Opposite F3 Nougat Update XDA Forum is the Sensor HAL bug. After updating to any Nougat custom ROM, many users report: Oppo F3 (CPH1609) originally launched with Android 6
for the Oppo F3 to test your Wi-Fi and PCB health before flashing. for a custom ROM installation? Unlock the bootloader – Use the unofficial exploit
Enhanced Google Assistant: Improved voice recognition and smarter responses.