From version 2.3.5 of the 1Control app for Android and 2.2.6 for iOS, it is possible to update LINK. To do this, you must have updated the app to the latest available version.
Android: https://play.google.com/store/apps/details?id=it.onecontrol.app.and&hl=en
iOS: https://apps.apple.com/us/app/1control/id1469181112
Attention! For this procedure, you must be within 2 meters of LINK!
After updating, open the 1Control app and select the gear icon at the top left.
Press "Manage your devices".
Select the LINK you want to update.
Press "More options"
Select "Update device"
The next screen will show any updates that need to be made.