Because there are few "dedicated" ROMs like LineageOS built specifically for the 2.4, you should look for GSIs. A GSI is a version of Android that can run on any Treble-supported hardware. How to Install a Custom ROM on Any Android Phone (Example nokia 24 custom rom
Modifying the system software will void your manufacturer's warranty. Because there are few "dedicated" ROMs like LineageOS
The Nokia 24 is rumored to ship with the Unisoc T760 or Snapdragon 6 Gen 1 chipset. Unlike Samsung or Xiaomi, Nokia bootloaders are notoriously unlockable (though legally required to be unlockable in the EU). The Nokia 24 represents a perfect storm: Why specifically for the Nokia 24
While some users experiment with GSIs (which can technically run on Project Treble-compatible devices), these still typically require an unlocked bootloader to be installed. Performance on Stock Android
| Issue | Likely Fix | | :--- | :--- | | | Your carrier requires a specific IMS profile. Flash stock modem.img via fastboot. | | Fingerprint sensor dead | Re-register fingerprints. If still dead, the ROM kernel needs an update. Check XDA forums. | | Battery draining fast | Give it 2-3 charge cycles to calibrate. Also disable "Always on Display" if available. | | SafetyNet / Play Integrity fails | Install Magisk + Play Integrity Fix module. Then clear Google Play Services data. |