You just created your work order but made a mistake in the material or you created a work order and forgot to link the material, don’t panic :)
In this exemple, the material is the wrong one, it has to be changed, so click on “exchange the linked material”. Please note that if you didn’t link a material to your work order when creating it, also click on “change the linked material” :
The Add preparation window displays, click on “add a material to the document”.
Two possibilities : either create the material belonging to your customer because not present in his park, or click on “selection window” if this one already exists in your customer’s park :
Your customer’s park displays, click on “select” to increment the equipment in your work order :
Then click on “validate” :
Your material is now linked to your work order :