I would like to know if is possible customize all filds to invoice and estimate?

mitmark

The filds is:
Bill to:
Estimate number
Estimate data
Grand total
Notes

NopDesign_Connor

No, the only stuff you actually can change is what's on offer on the invoice customization page. So you can't, say, translate the entire invoice into a different language. You can get close, but you can't do the whole thing.