[Test Case]
Control Center-> Mate Tweak-> Panel-> Select Copertino Layout
Right click on the new panel ->Properties-> Now you can minimize the panel from the plank icon or
Add another panel to the interface-> Right click on the new panel ->Properties-> Now you can minimize all the panels from the plank icon =))
OS: Ubuntu 16.04.2
Interface : Mate 1.12.1 (default) and Mate 1.16.1 (ppa)
[Test Case]
or
Control Center-> Mate Tweak-> Panel-> Select Copertino Layout
Right click on the new panel ->Properties-> Now you can minimize the panel from the plank icon
Add another panel to the interface-> Right click on the new panel ->Properties-> Now you can minimize all the panels from the plank icon =))
Video /www.youtube. com/watch? v=1KidAdYzhbE
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