Note: Troubleshooting articles are only available in English

Issue:

You may encounter after a certain time running the Rainbow application following issues:

• you no longer receive notifications from the Rainbow application.
• you have the orange banner "Waiting for network" at the top of Rainbow screen.
• you can't make calls when your Telephony setting is "Use my mobile phone for business calls".

Root cause:

The problem may be related to iOS bugs on iPhones running iOS versions >= 13.0

How to fix the issue:

You’ll have to upgrade your iPhone to version 13.2.2 as recommended by Apple.