If your —internally known by the codename j5xnlte —is feeling a bit sluggish on its official Android 7.1.1 Nougat firmware, you aren't alone. Despite its age, this mid-range legend still has a vibrant development community keeping it alive with modern Android features.
Remember the golden rules: always backup your EFS, always use the correct TWRP, and always read the ROM thread for your specific sub-model.
Before diving into the technical steps, it’s important to understand the benefits: