SJ4000 Plus : V1.8  firmware download link 1):  SJCAM001_SJ4000+_SJCAM_LOGO_150803_V1.8 download link 2):   SJ4000 Plus : V1.8  firmware download link 3):   http://www.sjcamhd.com/uploads/2015/07/143858621632.rar

—————————— SJCAM SJ4000Plus V1.8 Update: 1, Changed: sometimes it will stop working when take video after connect with WiFi; 2, Changed: changed IQ in evening, reduce noise; 3, Changed: other small functions problems.   ————————————————- SJCAM SJ4000Plus V1.6 Update: 1, Improve: Anti-Shake; 2, Improve: WIFI signal; 3, Improve: Functions. ———————————————————————————  

Firmware Update Instructions

1. Format the MicroSD Card, unzip the firmware file.
2. Copy the firmware file(s) (.bin) onto the root of the MicroSD Card
3. Connect the camera with charger, the camera will be upgraded automatically
4. After the firmware update is completed be sure to delete the files or  you will be prompted to upgrade again