v4.7.20 Date: 2020/07/20
1.Sound Recognition feature support added (requires 24/7 Professional Monitoring, Beta Program only)
2.Fixed for resulting in receiving no alerts when enabling Fire Warning in AI Recognition settings

v4.7.16 Date: 2019/06/27
1.Bug fixes.

v4.7.13 Date: 2019/05/24
1.Modify device default setting
2.Bug fixes.

v4.7.10 Date: 2019/03/28
1.Fixed for Firefox 65 live streaming issue.
2.Fixed for activity/blockout osd abnormal issue. 

v4.7.8 Date: 2019/02/23
1.No upload google drive
2.Streaming fixed resolution according to user settings
3.Modify device default setting
4.Bug fixes

v4.6.6 Date: 2018/11/08
1.Support business mode features.
2.Support Onvif on Ethernet connection. 
3.Modify device default setting.
4.Bug fixes.

v4.3.6.r2 Date: 2018/02/21
1.Support Soteria features.
2.Support fixed-time capture function and its schedule settings.
3.Support device status indicator for business mode.
4.Bug fixes.

v4.3.3.r6 Date: 2017/12/13
1.Apply krack patch
2.Bug fixes.

v4.3.2.r11023 Date: 2017/09/04
1.Support Human Vehicle Dog Cat Bird detection
2.Support Query Cloud Service Function
3.Bug fixes.

v4.2.1.r10843 Date: 2017/04/20
1. JFS file system support. Use JFS as the default file system. 
2. Fixed Chrome 58 live streaming compatibility issue. 
3. Fixed too sensitive motion detection when "enhance distance" 
   feature is off and auto tracking is on.
4. Bug fixes.

v4.1.6.r10686 Date: 2017/03/27
1. Fixed for Chrome 57 live streaming issue.
2. Fixed for Firefox 51 live streaming issue.
3. Motion detection improvement.
4. Allow sending alerts during live streaming.
5. Bug fixes.

v4.1.3.r10415 Date: 2017/01/25
Initial release.