1. Fixed: TTL settings.
2. Fixed: APN settings for U.S.
3. Tips: After the upgrade is complete, it is best to reset the device to factory
Any comment or suggestions about this firmware?
1. Fix: Wi-Fi performance improved with some NIC.
2. Update: When WAN connection is inactive, 4G connection will start to work.
3. If there are any problems after the firmware update, please reset the device to
the factory defaults and try again.
LT400 Software Download