How to convert invoice draft to Purchase invoice on web?

To convert the draft to the Purchase invoice,
Step 1: Please go to the Invoices under the Purchases dashboard.

Step 2: Then, click on Draft and search for the draft you want to convert to a Purchase invoice.
Click on Edit.

Step 3: Make the necessary changes and then click on Save.

Step 4: Once saved, the purchase invoice will appear on the Purchase dashboard.