The Smoke-It app has been abandoned for a while.
The app is now the PitBoss Grills app. And it’s been working great.
Call Danson’s customer service at 877.303.3134 or 480.923.9630 for information or suggestions for the new app, or operating assistance or for a warranty registration or parts replacement under your 5 year warranty.
In Canada: Phone: 1-877-942-2246 And 877-303-3134 and 877-942-2246 are the Danson’s tech line.
Also definitely leave your phone number for call back if prompted to.
You can also Try the chat feature on the PitBoss website.
https://pitboss-grills.com/
If your controller is the issue, they can diagnose it and get it replaced under warranty for you.