V3.1.4 20231214
1) [Urgent fix] Fix public weather api key run out, please get your own key here, it's free. 
https://home.openweathermap.org/api_keys

V3.1.3 20231206
1) Fix connect to open WiFi.

V3.1.1 20230827
1) Small fix, when play the "fack" gif file, which contains no gif content, will cause system reboot.

V3.1.0 20230827
The new and stable version, with 13 languages on the web.

Due to software structure reason, old firmware earlier than this version is not supported update to this version.