My Passport 1T Cannot get it to backup

I can send things to it. But I cannot get it to backup. Also I have to unplug it so computer will boot up. Running windows 10. USB2

Hello,

How are you trying to back up and what’s the name of the backup software?

Here are a few articles that might help.
https://support.wdc.com/knowledgebase/answer.aspx?ID=1201
https://support.wdc.com/knowledgebase/answer.aspx?ID=1717&lang=en