1. Open a CommandBlock GUI 2. select all (cmd + a) 3. save and exit GUI
You will now be auto strafing.
Caused by MC-3643, the fix of MC-86513 and the fact that most people use A for walking left.
MC-86513 Sneak mode ends after using inventory
MC-3643 CTRL / CMD key get stuck on OS X / Text Box Backspace deletes whole word or whole line on Mac and Linux
MC-88909 OS X - No Keybind option for Auto movement