How to update Bluetooth for Android?
Change 4.1.2 to 5.0 Version No. *EASY*
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Answer 1
January, 2021If you have a Bluetooth application, then this component is updated along with the firmware, but as a rule, if there are no errors, then it will not update either.
If you have to enter, for example, you have Bluetooth 4.1, and you want 4.2. This cannot be done, the supported version depends on the microcircuit in your device. It is impossible to change the microcircuit for another for a number of reasons, from the circuitry of the board to the processor.