A) Adding a manufacturer:
Step 2: Click on Inventory
Step 3: Click on Manufacturer to begin adding (Manufacturer)
Step 4: Select to add the Manufacturer
Step 5: You can enter the Manufacturer's name and also the Website details as well.
Adding a Vendor:
Step: 1: Select on Inventory & Plan Items
Step 2: Click on Vendor and it would take you to the next page
Step 3: Select "Add New Vendor"
Step 4: Every field which as has the asterisk mark should be filled & you can also filter the vendor type as per your requirements.