Have you enabled developer's mode ?
See details here on what you need to do enable betas.
https://developer.apple.com/support/install-beta/
step by step here: https://9to5mac.com/2023/03/28/turn-on-ios-beta-from-settings/
In case. I see your battery level is low. Retry when battery is over 50%.
Topic:
Developer Tools & Services
SubTopic:
Apple Developer Program