I was wondering if anyone could tell me how to disable the fn key on my laptop?
Check your laptop's BIOS. Most of the BIOS handles how to change (or remove) functionality of those special keys. I have just done this in order to change the order of [Fn] and left [Ctrl] keys but I remember there is an option to cancel the [Fn] key.
I recently had a similar problem with CapsLock and fixed it with xmodmap
You would only have to find out the code for fn, perhaps you will find it in the man page of
Refering to thinkwiki.com the