The printer has an SD card which enables me to plug the SD card from my camera into it and load the pictures directly into my OneDrive. If that indeed proves to be the problem, how would I fix it?

I haven't plugged the Seagate drive into the USB port yet because I didn't want to take chance of breaking it from the start. It's a 2 terabyte drive so it'll back things up for quite a while. I just...

I just purchased a Seagate external drive as a backup for my computer.

Without me doing anything the "Safely Remove Hardware and Eject Media" icon in the lower part of my computer screen now...