usb3.0

So a few days ago my sister was going to use her laptop and turned it on, it was a plain black screen for a while, so she did a force shut down and turned it back on when it turned back on, it was doing updates so she waited and when it reached 100% it went back to 0% and she waited till it...

Hello, I'm new to this community and decided to post this here since I'm out of ideas. It's my Lenovo Z710 on Windows 10. After I replaced my HDD with a SSD I put it in an external container that supports USB 3.0 but when I plug it in it keeps disconnecting and reconnecting all the time...