Yes. You can do that.
If your form is example Form1, insert a button and OnSelect of the button put:
EditForm (Form1)
When you click on the button, it changes the Form mode to edit. You can then edit or make changes on the form and save back to the database.
After saving, it Will reflect Database and definitely your powerbi
Without a form, you can also use Patch and other functions to update or make changes in your database
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