K810I..not detected by PC

[djrulaz]

It may be that the cable or USB port are damaged or worn, try another computer or another cable or port, also try to give Identify with Setool2lite

[Guy68]

It may be that the cable or USB port are damaged or worn, try another computer or another cable or port, also try to give Identify with Setool2lite

i think so
cos as same as my USB cable;)