Hi there Roger and welcome
The functions relating to the 3D on this TV are as follows
To enable it
Depending on the input signal or format, [3D (Side-by-Side)]/[3D (Over-Under)] may not be selectable.
These are the functions available for the 3D functionality on this TV
If you have continued problems, or would like any additional information or assistance, please do not hesitate to let me know.
Else if you can take a second to rate my service by clicking one of the stars at the top of the screen then submit, that would be greatly appreciated.