Ensure your device has at least 70% battery to prevent sudden shutdowns during critical writes.
Because HMD Global locked down bootloaders starting in 2021 (Nokia X-series), devices older than the Nokia G-series (2020/2019) remain the only viable modding targets. If your "Nokia 23" is a MediaTek Helio A22 device, the community support on and XDA Forums is still active as of 2025. nokia 23 custom rom
Modding the Nokia 2.3 is an "advanced" project. It’s not as straightforward as modding a Xiaomi or a Pixel, but for those who manage to unlock the bootloader, offer a way to keep this hardware relevant for a few more years. Ensure your device has at least 70% battery
This comprehensive guide covers everything you need to know about unlocking the Nokia 2.3 bootloader, understanding Project Treble GSIs, and flashing your first custom ROM. The Reality of Nokia 2.3 Custom ROMs Modding the Nokia 2
The primary hurdle for anyone seeking a custom ROM for this device is the architecture. Android is built on the Linux kernel, which is open-source; developers can take the code, modify it, and create new software experiences. In contrast, the firmware of a Nokia feature phone is a monolithic, locked-down binary. There is no "recovery mode" to flash new images, no fastboot interface, and no publicly available source code for developers to tinker with. Consequently, the traditional concept of a "Custom ROM"—a completely rewritten operating system—is technically impossible on this hardware.
Note: This requires using third-party open-source tools like mtkclient available on GitHub. Power off your Nokia 2.3 completely. Open the MTKClient tool interface on your computer.