create a table in Power Apps that allows users to dynamically add columns and rows.

create a table in Power Apps that allows users to dynamically add columns and rows.
hey @naidu1811
i am afraid that this is not possible. do you want to insert a gallery and show existing data?
maybe an editable grid could work like you can find here:
Editable Grid in Power Apps | SharePoint List (youtube.com)
Let me know if my answer helped solving your issue.
If it did please accept as solution and give it a thumbs up so we can help others in the community.
Greetings