yes, its possible to replace ONLY the keyboard for the ***Lenovo IdeaPad U530 Touch***
you will need:
-screwdriver set
-a soldering iron (and a knife and zipties if you are planning NOT to reuse the rivets)
-a new keyboard
tutorial video: https://www.youtube.com/watch?v=aautKZufpno
parts link:
***for USA model:*** https://www.ebay.com/itm/402732610342
***for EU model: not avaliable***
''PS: replacing the keyboard ONLY is a great way to save money and reduce E-waste but if your not experienced or just dont have time then i recommend buying the palmrest set''