if you want to create shorts then their is 2 ways to create shorts
open youitube on your mobile phone then click on shorts section
select music according to you choice and click onΒ create then phone camera willΒ opne
then start creating yt shorts. now swipe the story to see the easy way to create shorts
first select song according to your choise
then select 60 seconds of that song
then start createing shorts
after creating shorts then edit it properly according to youtube shorts policy
then upload that shorts on youtube
I hope you will understand both the ways of creating shorts