Face Unlock or VoLTE may stop working depending on the ROM.

While the (released in early 2018) was a popular budget device, its custom ROM scene is notably limited due to its MediaTek Helio P23 (MT6763T) chipset. Historically, MediaTek processors have been more difficult for developers to work with compared to Snapdragon-based devices. State of Custom ROMs for Oppo A83 (2026 Review)

Because the Oppo A83 features a MediaTek (MT6763V) chipset, traditional source-built ROMs are rare. However, the device supports , meaning you can flash Generic System Images (GSIs) or device-specific ports. Here are the best options available for the Oppo A83: 1. LineageOS (Android 9.0 / 10)