No. No key configuration is needed. Every keypad set comes in every key configuration. You will have what you need when you receive your order.

Yes, you can. Every order comes with an easy-release sheet and a storage bag. The only thing you need to do is wipe your keys down after you remove your keypads with some rubbing
alcohol, let your keys dry and reapply.

There are a few reasons why keypads lift. Adhesive does not like oil, heat, moisture, humidity, and brand new machines. It’s very important to clean your keys with alcohol before applying your keypads. If you notice your keypads lifting, try removing them, clean your keys with alcohol, let dry, and reapply.