Get products discounted except aready discounted products

Get all products discounted 50% except these products, which are already discounted

Create new discount rule, fill fields in „Discount info“ and save.

In panel „Applied to categories“ select all categories.

Add in „Requirements“ panel new „Include / exclude products by price“ requirement.

Configure requirement settings:

Action Type – „Exclude“

Price Type – „Old price“

Comparison Type – „>“ (you can use also type „!=“)

Price – „0“

Save requirement.

Save discount rule.