1.Adapt iOS15
2.Modify interface style
3.Modify icon and name

Certificate update

1. Add GDPR EU certification
2. Modified some language related issues
3. Optimize the playback logic of the demo device
4. Optimize the phenomenon of accidental reconnection
5. Added the ability to verify the username and password when adding a device.

1. Modified some French, added Polish language
2. Modified ssl encryption as the default off
3. Modified the problem of previewing the collection device in real time.
4. Modified the problem that the real-time preview switching resolution is invalid.

1. Add Vietnamese, Russian, Italian, Hungarian, French, German and Portuguese.
2. Fix known bugs.
3. Change the APP name.

1.Optimize video play.
2.Update interface.