Phorest is unable to permanently delete a brand or stock item from your inventory however you can archive it, using these simple steps

Step by Step:

1. Head to Manager > Stock/Inventory > Search for the product you need to delete
2. Once you find the product, press the button on the left of the item
   
   
   
   
3. Once you select the box, Archive will appear at the bottom of the page. Click this. 
4. This removes the product from your active list and marks it as inactive.