Because the Razr 50 Ultra uses a Snapdragon chip, it theoretically supports Project Treble (GSI – Generic System Image). However, as of late 2025, custom ROM development is scarce. The proprietary nature of the external display makes creating stable custom firmware extremely difficult.
Modifying firmware may permanently damage the foldable display mechanism or void warranty. Always verify model number (XT-2453-1) before flashing. Firmware MOTOROLA Razr 50 Ultra
fastboot flash boot boot.img fastboot flash dtbo dtbo.img fastboot flash vendor vendor.img fastboot flash super super.img_sparsechunk.0 fastboot oem fb_mode_clear Because the Razr 50 Ultra uses a Snapdragon
Follow these simple steps to check: