But not much. If the SoC manufacturer no longer provides firmware updates for the hardware, your custom ROM will not help.
Bluetooth can be turned off, but for security issues in the modem, welll... Not if you want to use it as a phone.
But not much. If the SoC manufacturer no longer provides firmware updates for the hardware, your custom ROM will not help.
Bluetooth can be turned off, but for security issues in the modem, welll... Not if you want to use it as a phone.