You got me curious, @Rita — it wouldn’t surprise me if Zwift was presented differently on more powerful platforms.
Having time on my hands, I installed Zwift on my MBP (game version 1.15.1 / MacOS Big Sur 11.5), away from my trainer and with no pairing or km ridden, evidently.
Here’s what I get in the Menu and the Settings, with no FTP number field that I can see:
Do you have something extra or different? Am I missing something obvious? (Wouldn’t be the first time.
Reassuringly, the settings options are only slightly different to my day-to-day Zwift device (iPad). The best 5sec / 1min / 5min / 20 min power numbers aren’t indicators of one’s FTP.