This guide assumes you have a (International variant). US carrier models (SM-A015A) are bootloader locked and cannot install custom ROMs.
Introduction
(Optional) Flash if your ROM doesn't include Google services. Reboot and enjoy! Troubleshooting Common Issues
Check out these helpful guides for resetting and optimizing your Samsung Galaxy A01:
: Some developers host Custom ROM builders specifically for SDM439/SDM450 Samsung devices like the A01.