custom ROMs include Bluetooth Low Energy (BLE) stack instability and occasional hardware failures due to non-optimized drivers.

Stock TouchWiz is heavy. Custom AOSP-based ROMs remove bloatware and free up RAM, resulting in snappier app switching and reduced lag.

Use features from newer Android versions that Samsung never officially released for this model. Potential Risks and Warnings

, custom ROM options are limited due to its aging hardware and specific Spreadtrum chipset. While there are fewer choices compared to other models, the following options are available: Available Custom ROMs

requires a specific set of tools and a strict procedural workflow to avoid "bricking" (rendering the device unusable).