If you encounter RESOURCE DOWNLOAD FAIL error when you're updating the TRX software, please follow the steps on the link below to reload the TRX software:
For TRX7 Device: Click HERE
For TRX7 CS Device: Click HERE
NOTE: After you updated the device to software version 4.17.006, you need to skip the software update version 4.50.0017. Then download the resources of software version 4.17.006 first.
Make Sure your device is connected to WiFi before reloading the APP.