diff --git a/firmware/V3.1.4/firmware.bin b/firmware/V3.1.4/firmware.bin
new file mode 100644
index 0000000..3bf2938
Binary files /dev/null and b/firmware/V3.1.4/firmware.bin differ
diff --git a/firmware/V3.1.4/update history.txt b/firmware/V3.1.4/update history.txt
new file mode 100644
index 0000000..02f9734
--- /dev/null
+++ b/firmware/V3.1.4/update history.txt	
@@ -0,0 +1,14 @@
+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.
\ No newline at end of file