Posted April 22, 201410 yr Hi, I get a Lenovo Yoga notebook, which has a internal touchscreen. Then I connect an external USB touch panel to my notebook, the external USB touch panel does not works. But the external touch panel works well if I connect an external displayer (over HDMI) prior to USB touch panel. It's that an issue? How can I get the external USB touch panel works without any external displayer? Continue reading...
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