The Tecno Spark 20 Pro and Pro+ utilize HiOS 13.5 and 13.6 based on Android 13/14, with stock ROMs required for unbricking or manual upgrades. Official and community-verified firmware for these MediaTek Helio G99-powered devices is available on platforms like Hovatek and HardReset.info. Tecno Spark 20 Pro Plus Stock ROM | Firmware - Hovatek
Before flashing any new firmware, always back up your current partitions, especially NVRAM (which stores your IMEI and Wi-Fi MAC address). Use SP Flash Tool’s “Read Back” function: firmware tecno spark 20 pro exclusive
Tecno does not publicly host firmware on its official website for end users. However, authorized service centers and trusted developer communities release exclusive stock ROMs. Below are the most reliable sources: The Tecno Spark 20 Pro and Pro+ utilize HiOS 13
For the end user, the "exclusive" nature of the firmware has two practical implications: stability and update longevity. Use SP Flash Tool’s “Read Back” function: Where
Changelog and Version History
Wait for the process to complete. A green circle with a checkmark saying "Download Ok" will appear on the screen. Unplug your phone and hold the power button to turn it on. Note that the first boot after a flash can take up to 5 to 10 minutes. Troubleshooting Common Flashing Errors