Due to the peculiarities of the Android operating system, in some cases you need to manually reboot the application VIEWAPP.
Reboot VIEWAPP application
To do this, you need to follow simple steps:
1. Open the menu of running applications
- press the button to open the menu of running applications
- swipe in the center from the bottom edge of the screen up
2. Close VIEWAPP application
- swipe app cards up
- swipe the app card to the nearest edge of the screen - right or left
- press "cross" button on the application card