edutech4logic
Newbie level 1
Pls can anyone help me,i am using sim 900 with a firmware version of 1137B13SIM900M64_ST but cannot send an email,i try upgrading using the CUSTOMER FLASH LOADER to 1137B10SIM900M64_ST but am unable to do the upgrade.i keep getting error(error during change baud rate) message.HERE IS THE IMAGE OF THE PROCESS.THANKS IN ADVANCE BRO