Hi Dmitry, Im having issues in the back end. None of the settings will save or change. I am trying to untick the test mode box and save then flush cache. But when I go back to stripe settings they have all stayed the same they just wont change or save.
@Paul_King, I have fixed it in the latest mage2pro/core version (2.8.23).
Upgrade your installation using the standard way.
I was unable to do it myself, because composer update is broken again on your server: