FAQ's
A user can patch() a new power app record using defaults() function.
When the user designs a patch form and he wants to submit the data, he uses the patch() function instead of submitting to create the form.
The patch() function in PowerApp is a function that is used for creating a record or modifying one or multiple records in the data source by not affecting the other present properties in PowerApps
It is used for creating a context- variable in power apps containing information like the number of button clicks, etc.