Open my document/Assassin's Creed Four Black Flags/assassin4.bin.
Found under the column [default binding of keyboard and mouse 2].
PadUp=- 1
PadRight=- 1
PadDown=- 1
PadLeft=- 1
Amend as follows:
PadUp=2 1
PadRight=36
Paddock =35
PadLeft=34
After entering the game, use buttons G, Y, H and J to bring up the weapon turntable for personal testing.