4G03 Pro Firmware V04.03.01.44

Upgrade Notes:

1. This firmware is only fit for 4G03PROV1.0 and its firmware version must be in V04.03.01.XX or more.

2. Do not power off the device when upgrading.

3. Please unzip the file you downloaded and use the file ended with "bin" or "trx" to upgrade your device.

4. Please reset it to factory settings after upgraded it.

Release Notes:

1. Added the network connection judgment before intranet penetration download

2. Solved the problem of incorrect ddns jump

3. Added apn cloud log output redirection

4. Updated 42001 and 42003 apn information

5. Solved the problem that tftp imports apnlist only changes the version number but not the content

6. Solved the problem that ddns low-level upgrade high-level configuration cannot be saved

7. Solved the problem that the single-stack ipv4 Internet restart device shows that it is not connected but is actually connected

8. Solved the problem that the telecom card sends garbled text messages in pure English and the device sends text messages that the other end cannot receive

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