To mass update devices remotely, follow these simple steps:

1. Open your CMS platform. Select "Devices".
   
2. Click "Multiselect" to select multiple devices at the same time.
   
3. At the right-side menu, select "Append" at the list, and check the box "Schedule events". Click "Done".
   
4. Click at the "Update" button, and save the command at the upper-right corner checkmark.
   
5. To check if your device is already updated, you can open at the device's Main tab and search for the DISPL "Player version" currently installed:
   

Done! 
The devices will be updated as soon as they are online.