Hello,
I encountered an issue recently and I'm wondering if anyone can help.
I have a SP list that is used as the database for a powerapps. In the app, everyone can only see their own records, unless they are a member of an o365 group that i set up for admins, they can see and edit everything.
I want to create a handover functionality for non admins to allow them to grant access to the records they created if e.g. they go on holiday.
The SP Advanced settings are as follows:

I set up a flow to grant access to a certain item :

I was under the impression that it would override row level security on the SP list, but it didn't. What am I missing?
Thank you!