To disable HSN code validation in Go GST Bill, follow these steps:

Step 1: Log in to your Go GST Bill account and click on the “Settings” option.

Step 2: In the Settings menu, click on the “General” option.

Step 3: Under “Additional Settings”, uncheck the “Validate HSN code in invoices” option. Then, click on the “Save” button to apply the changes. This will disable the HSN code validation feature in your invoices.

NOTE: If you still see the HSN validation pop-up after turning it OFF, check “E-Way Bill & E-Invoice” settings and make sure “E-Invoice” is unselected there.