Galaxy A01 Custom Rom [better] Direct

Reviewing custom ROMs for the Samsung Galaxy A01 (SM-A015) reveals that while this budget device has hardware limitations, the community has provided several ways to improve its performance and features. Users typically turn to custom ROMs to escape the "bloat" of Samsung's One UI and to access newer versions of Android. Popular Custom ROM Options

Prerequisites: What You Need Before Flashing

Gather these tools before searching for a ROM: galaxy a01 custom rom

Note for US readers (SM-A015A): Most US carrier models have locked bootloaders. Unfortunately, you cannot install custom ROMs on the A015A. This guide is for the international/unlocked variants. Reviewing custom ROMs for the Samsung Galaxy A01

Go to Settings > About Phone > Software Information and tap Build Number seven times. Then, go to Developer Options and toggle OEM Unlocking and USB Debugging. Phase 2: Enter Download Mode Boot the phone into Download/Odin mode (Power +

Q: Can I go back to stock?
A: Yes – download stock firmware from SamFW or Frija and flash via Odin.

Boot the phone into Download/Odin mode (Power + Volume Down + Home/depending on variant).
Use Odin (Windows) or heimdall (Linux/macOS) to flash the recovery image to the recovery partition. Do NOT let the device boot fully into system before first custom recovery boot (to avoid stock recovery overwrite).

The Golden Rule: Treble is your Friend

The Galaxy A01 supports Project Treble. This is a game-changer. Because of Treble, you aren't limited to device-specific ROMs. You can flash Generic System Images (GSIs).

3. crDroid (Best for Power Users)

crDroid focuses on performance and customization. It includes a built-in performance profiles (Power Save, Balanced, Performance), status bar mods, and wake-up gestures. It runs surprisingly well on the A01.