Although a wireless update is possible, we suggest doing updates with a wired connection to a PC running iTunes®, however, if you have iTunes 12.7 or newer, this is not possible.
Note: if using a Dedicated System, see article, "Connecting to a Computer for the First Time"
To perform an update of the TouchChat app in older versions of iTunes:
Go to the Apps section of iTunes®
In the bottom right of the screen, there is an option to “Check for Updates”
Enter in the Apple® ID that you purchased TouchChat or TouchChat HD with previously
Updating directly from the device is also an option. The App Store® icon should show when updates are available to download on the device.
When there is an update available, the app store icon will display a number on the right hand corner of the icon.
Check the version number of TouchChat
The version number can be seen when the device is in portrait mode
From the home page of the vocabulary file tap Vocab in the left corner
tap on Choose New Vocab
the version is at the bottom of the screen