Karce
![](https://forum44.djicdn.com/data/attachment/common/65/common_11_usergroup_icon.png) lvl.2
Canada
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Your spark controller has a MicroUSB plug. If your phone also has a MicroUSB plug, swap the cable's ends. Only one end is the "host". if your phone has USB-C, you may have a cable which has the wrong end as the "host". The "host" end should be plugged into the controller.
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