I'm try to connect my Arduino Mega 2560 to PC, but I think it's not easy as I imagine. I spent a lot's of time to install USB driver. Here is a screenshot:
When I try to upload blink example, Arduino IDE throw this error:
Sketch uses 656 bytes (0%) of program storage space. Maximum is 253952 bytes. Global variables use 9 bytes (0%) of dynamic memory, leaving 8183 bytes for local variables. Maximum is 8192 bytes. avrdude: ser_open(): can't set com-state for "\\.\COM10" avrdude: ser_drain(): read error: The handle is invalid."
Please help to run one simple example.
I think this screen may help to understand my problem: