This is a simple tutorial on how to flash firmware on RKM M3, Podoor MI W2 or PW305 Linux watches.
1. First, you'll have to download the firmware archive 'MTK6250 Bluetooth 1.54 LCD Watch firmware' from here, here or here.
2. Install driver for the smart watch. Extract the archive and search 'USB_Driver_exe_v1.1032.1' driver. Run 'InstallDriver.exe' as Admin and install the drivers. I have Windows 8.1 Pro x64 and it worked with no problem at all.
3. Open “download” folder, double click “MultiPortFlashDownloadProject, click up and left corner 'File---Open Download Agent File', select 'download folder----MTK_AllInOne_DA.bin', and then...