Step 1: From the left sidebar, click Inventory.

Step 2: Add Supplier
Under the Inventory section, click Suppliers
Click "Add Supplier"

Step 3: Fill in the supplier details and click "Add Supplier"
Supplier's Name (e.g., Hari)
Address (e.g., Kumaripati, Lalitpur)
Phone Number (e.g., +977 9800000000)
Enter Email (optional)
Contact Person (optional)
