just a silly question

i cant get how to import the import.xml file as there in now option to click on it to attach it to upload it as its opening when i click on it

so how can i upload the import.xml file

thanks a ton and sorry for the simple question

seems some basic thing that i dont catch

but I cant attach the import.xmlwhen I click on it,  it just opens the fileso what should I doseems I am missing a simple thingbut I don't get