Present:
Live shop running on ZC 1.5.1
Quantity Discounts 1.12
Edit Orders 4.0.4

Goal:
Live shop running on ZC 1.5.3
Quantity Discounts 1.12
Edit Orders 4.1.4

Which is the best way to upgrade?

  1. Upgrade to ZC 1.5.3 with edited files and then upgrade to Edit Orders 4.1.4
  2. Upgrade to Edit Orders 4.1.4 and then upgrade to ZC 1.5.3 with edited files