To edit THC or CBD values, navigate to the top-left corner of the screen and hover over "Products".
​

From the dropdown menu, select "Product Potency".

Once on the "Product Potency" page, use the search bar to find the product you are adjusting.

Once selected, use the THC and CBD fields to adjust amounts as needed.
​
Finally after verifying your changes you can select "Save Changes" to confirm.