I cannot remember for sure, long time ago since I did this, but I think it's OK as long as the keyboard show no faults.
The very last version is as far as I know 10A, and it will show in lover right corner on boot up if I don't remeber it wrong.
Edited by Gunnar Jonny (04/15/16 02:37 PM)
"Success is not counted by how high you have climbed
but by how many you brought with you." (Wil Rose)