You cannot install a custom ROM using the stock recovery. You must unlock the bootloader and install a custom recovery (TWRP). Warning: Unlocking the bootloader wipes ALL your data. Back up everything.
Would you like step-by-step verified instructions for any specific ROM or a pre-verified GSI download link?
You are tired of the sluggish stock interface, you want Android 13/14 features, and you are comfortable spending 30 minutes following instructions.
An unofficial version of TWRP 3.5.2 is available for the iPlay 40. This allows you to flash ROM files and manage partitions directly from the tablet.
To flash firmware or ROMs on the iPlay 40, you typically use the following verified tools: Spreadtrum Upgrade Tool: The official method for flashing firmware files. SPD Factory Tool: An alternative for full system wipes and factory restores. 4. Known Issues & Trade-offs
Disclaimer: Flashing custom ROMs voids your warranty and carries a risk of bricking your device if done incorrectly. The author is not responsible for data loss. Always verify the SHA256 hash of your downloaded files against the official source.