You can switch products from FBM to FBA or FBA to FBM in bulk at any time.
1- Create an editable file by selecting the products you want to change and click “Export>Export Overrides>Custom Overrides”
2- If you want to change from FBA to FBM, select the “Is FBA” field then click Export
3- Download the file from the “Notifications” and open it in Excel.
4- For each product that you would like to change, input “No” in the ““Is FBA” column to change the product from FBA to FBM.
5- Upload the file into the StoreAutomator from the right end corner.
6- After making this change in StoreAutomator, you should send a quantity update to change the status on Amazon. Select the products you want to change then send quantity updates and sync the channel.