Only if you use the full image flash ( rkdeveloptool wl 0 ). OTA updates preserve /home and /opt/data . To be safe, always back up.
Legacy hardware often struggles to support modern peripherals. This update refreshes the USB and Bluetooth stacks. rkpx6 update
It is vital to understand the difference between the two types of updates you might encounter: Only if you use the full image flash ( rkdeveloptool wl 0 )
Before performing any rkpx6 update, take these precautions to avoid bricking your device. rkpx6 update