Steps
Open the customer from Customers & suppliers.

Step 1 in Deline (Spain business, fictional data) · See the whole screen Choose their Payment terms.
Business default uses the days set in Settings → Business.

Step 2 in Deline (Spain business, fictional data) · See the whole screen Press Save changes.

Step 3 in Deline (Spain business, fictional data) · See the whole screen
Last checked 2026-11-08 by the guide runner on build 37b370dcd (Deline 5e00493c3) (local Deline stack).