Thanks to modern CPU governors and Doze mode improvements, many users report gaining 1-1.5 hours of screen-on-time (SOT) after switching to a custom ROM.
(launched in 2017) originally shipped with Android 6.0 and ColorOS 3.0 [13, 22]. Because official updates for this device typically stopped early (around Android 7.1/ColorOS 3.1) [17, 18, 25], custom ROMs have become the primary method for users to access modern Android features and improved performance. Core Benefits of Custom ROMs for oppo f3 custom rom
(based on Android 7.1 Nougat) became the gold standard for the F3, offering a lifeline to users stuck on Oppo's official software. AOSP-based ROMs Thanks to modern CPU governors and Doze mode
Based on community feedback, stability, and update frequency, here are the top ROMs for the F3 (Helio P25): Core Benefits of Custom ROMs for (based on Android 7
Boot into TWRP → Backup → Select these partitions: System, Data, Boot, NVRAM (critical for IMEI). Copy the backup folder to your PC. If you lose IMEI, your phone won't call or text.