Look at the title, here is the listing i used :
Using iPhone X iOS 14
From that list
1-4, 7, 24, 29
|Error initialising or activating NOW.||Download the latest version of the app.|
Quit and restart the app.
Turn off any Firewall blockers.
Make sure your account is fully set up and working on a PC or Mac.
Did you try also to delete and reinstall the app?
Use your mobile phone data?
Sorry bud, I have an iPhone 11 and the app works fine for me.
Probably best to report the issue with NOW staff to see what can be done.
Just make sure to click “chat online”.