Larson Davis SoundAdvisor Reference Manual page 100

SoundAdvisor Model 831C
Step 4 At the bottom, choose Select app and choose the app you're using.
Step 5 Choose Select device, choose Other and give your device a name.
Step 6 Choose Generate.
Step 7 Enter the app Password on the System Properties  Email tab. The
password is the 16-character code in the yellow bar on your device.
Most of the time you'll only enter the app password once per app or
TAKE NOTE
device, so you don't need to memorize it.
Step 8 If desired, select Generate a Test Email.
Generating an App Password 9-18