Hi
Here’s a video guide showing you how to remove the keys on your razor laptop
[link|https://m.youtube.com/watch?v=EpY2bKPaZDM|https://m.youtube.com/watch?v=EpY2bKPaZDM|new_window=true]
When following along please take good care when removing the keys as the switch can be easily damaged
As for cleaning I recommend using isopropyl alcohol as its a good cleaner for electronics
Hopefully this helps
Any questions please ask
Thanks:-)