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Beta BT4++ Version informations update :

The BT4++ (Released - Recommended to use - 7,December,2021 ).

Num Web configure theme App.bin BETA
#0MAX-3 ThemeAPP.bin BT4++Data.bin BT4++
Beta Description
#BT4++ Upgrade interface and features for tabs Navspark , Ublox , Profile . (Sync upgrade with ESPrtk version 3.9.99 Pro 5/12/2021).

Download stable version :

( Select others firmware on the drop-down below )