Installing a custom ROM on a Samsung Galaxy A01 (SM-A015) can breathe new life into this budget-friendly device, especially since its official software support is winding down. By moving to a custom ROM or a Generic System Image (GSI), you can often access newer versions of Android and a cleaner, faster interface. ⚠️ Essential Warnings

If you want, I can:

The Main Contender: LineageOS (Unofficial)

Due to the device's entry-level hardware, lightweight ROMs are preferred: LineageOS (GSI)

XDA Developers

: Check the Galaxy A01 Forum for the latest TWRP builds and community-tested GSIs.

2. The State of Development for the Galaxy A01

Typical issues & solutions

Download Mode

Enter : Hold Volume Up + Volume Down while plugging the phone into a PC.