I tried all the methods you mentioned.

But it doesn't work. The computer detects the device, but the connection drops again within 2 seconds.

I tried with POE.
I tried with power via GPIO.

It doesn't work.

I think they sold me a defective device on AliExpress.

You don't stand behind the product you make at all!!!

I sent you an email and you didn't even reply to that.

THANK YOU

thx for reply...

I experimented with multiple cables.

I tried different cables with PC front and rear inputs.

I tried it over poe with the poe module.

But it never happened in any of them. When I connect the device to the computer, I try to follow it by hardware management and I say to follow ...

I just bought the device, I installed drive to throw software, I ran soctookit, the device saw the device as looder, I installed software once, it said it did it successfully, but the device did not open, I wanted to throw it again, but it does not go to boot mode in any way.

I plugged in the usb ...