How do I put on/take off the case? GVIDO Customer Support December 03, 2017 22:12 Updated Please review instruction manual that comes with the device. Related articles Can the case adjust the angle of the screen? Where is the leather case made? What do I do if the score doesn't appear properly or the screen freezes. Can the case fit other devices? Does it require a Bluetooth or a USB cable to connect GVIDO to the foot switch?