Type regedit into the Run Box and navigate to that key, then in the right panel right click the offending data and choose modify. Change the data to 4.10.2222 and OK your way out.
Or spend some time at
http://www.winguides.com/registry/ to learn how to make the changed data into a .reg file to then right click the .reg file and merge it.
Sorry about the delay - I'm not an everyday user.