Can't find Ender 3 pro

I new to 3d printing. I got astroprint and connected it with a usb cable. It stopped my print and let me resume. But is I try to get astroprint to connect it cant find my printer no matter the baud rate I chose. Any help would be greatly appreciated.

You should read the article here, it would apply to this problem as well:

If that doesn’t help do this to open a ticket and send us logs so we can see what’s going:

Did you ever figure this out?

Looks like printer cable is definitely finicky