Only after collecting this data should you proceed to download firmware.
Most of these units ship with a fake Android version (e.g., Android 9 or 10 skinned to look like Android 11 or 12). The real firmware version is critical before you search for an file.
Final note: If you’re not comfortable with manual flashing, contact the manufacturer or a professional technician.
Upgrading to Android 10 brings numerous benefits, including: