I am experiencing issues with my monitors not returning from sleep mode in Mac OS. What do I do?
An issue has been identified with the TB2DOCK4K2DP when it is used with computers equipped with a Thunderbolt™ 2 port and running Mac OSX 10.10 or 10.11. In some cases when you use dual DisplayPort outputs, a monitor or multiple monitors may not turn on when you exit sleep mode.
This issue was resolved in Mac OSX 10.11.5. To resolve this issue, download and run Mac OSX 10.11.5.