Add custom field text to multiple products at once

[chahidkhan]

Hello ,

 

in my store , for every product customer send me a text , now i want to create another store prestashop and i have more than 500 products , its very hard to add all products with customization field text , i want to import products to another shop and to add customization field at once , or to import all products with text field ? can you help me please , im using prestashop 1.5.4.0 for both shops

 

thanks in advance