# Select your firmware
To upload firmware to your ESP device directly from this page, first connect your ESP device to a USB port on your computer. Then, choose the appropriate firmware from the available options. Next, click the Connect button and select the USB port where your ESP is plugged in. Wait for the upload process to finish. After the upload completes, you can set up your WiFi and MQTT credentials.
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Running on a tablet or phone
If you want to use the BLE decoding capabilities of OpenMQTTGateway with a tablet or smartphone you can use Theengs App (opens new window).
Note
If you are on macOS and have a LilyGo LoRa32 V2.1 board, make sure you have the correct driver for the CH9102 Serial Chip (opens new window) installed and selected in the popup when initiating the web install.
To finalise the driver installation don't forget the confirmation in the Security section of System Preferences after the restart.
The correct driver to then select in the popup of this web install is
/dev/cu.wchusbserialXXXXXXXXXXX
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