1. When adding a city in site management, you can choose a city according to your location;
2. Support VMS user logout function;
3. Support alarm video cloud archiving function;
4. Support Traditional Chinese and Japanese;
5. After smart search, you can directly jump to playback;
6. After the device is managed by the installer, the end user can modify the permissions and validity period of the device usage;
7. Live/playback/message/search/P2P optimization.