Run Crystal Disk Info again, but take a screen capture of the screen instead and post it here.
Also download and install SeaTools for Windows, from this site
(follow the instructions to install). You might be prompted to install Microsoft .NET Framework 4, and directed to the Microsoft download page. Cancel the SeaTools installation, download and install the .NET, and then install SeaTools.
Run SeaTools. Click Accept in the blank conditions box, and from the main interface, select your drive, and then from the Basic Tests run:
If these pass, then I do not think there is a problem with the disk itself, and we can then look at other issues to correct the problem/