Mackie DL806 and DL1608 Reference Guide
iPad Optimization #3 : Allows you to press three faders simultaneously.
Go to Settings > General > Accessibility.
Simply turn Zoom off.
iPad Optimization #4 : Disable 3G Data [TDMA] so the iPad is Wi-Fi only.
Simply turn Cellular Data off.
iPad Optimization #5 : Turn off Lock Sounds and Keyboard Clicks.
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