Briar mailbox setup screen stuck sometimes

Steps to reproduce

are visible in the attached videos. Devices used: HTC One M9 and Pixel 2

In Briar go to settings > Mailbox
When the Mailbox setup creen is displayed, leave Briar and got to device Settins app to switch the wifi either on or off
Then come back to Briar to continue the process

Expected results:

If wifi is on, then Briar should either restart the mailbox setup process from teh beginning or it should continue where it left off.
Actual results: The same mailbox setup screen is still displayed butnow seems 'stuck' - ie tapping it produces no results

Both devices have the 'do not keep activities' as ON

Steps are visible in the videos attached

Edited Jun 22, 2022 by Ivana