Whenever a PowerApps URL is communicated to users, append &hidenavbar=true to reduce distractions and keep user focus on your PowerApp!
Original PowerApps URL:
https://apps.powerapps.com/play/<appGUID>?tenantId=<tenantGUID>Busy menu bar:

New PowerApps URL:
https://apps.powerapps.com/play/<appGUID>?tenantId=<tenantGUID>?hidenavbar=trueDistraction-free Presentation:
