apps : to take backup & upload
rewind backup
https://apps.shopify.com/custom-options

** install & add app to store
- just create a product without variations
** make variations & logics for that product
- app> Infinite Options by ShopPad >
- Add to Selected Products > choose prodct to make logic & variation
- variation field level: color > next
- variation field level: size > next
- add field name, option value, dropdown

- size // for red color // samely add size
Field: L & XL
- advanced option
- conditional logic > choose red


- size // for red color // samely add size
filed: S & M - advanced option
- conditional logic > choose red
– see output

- if you want to add this logical variations to multiple products
- go option set > at top > OR > add product url > add url one by one
