At which point you will then need to replace the flashdrive and start over.
I think it cost me £65 - I won’t be replacing it. Not with the same model, given my experience, that of the o/p and reviewers out there. And probably not with the same brand.
Are you sure the desktop is a 64 bit version of Windows 7 and not a 32 bit version?
It always has been for the past year. Sony say so, so does System information
What files, if any, are currently on the flashdrive?
33.7GB of every kind of file I have used over the last 21 years
When you remove the flashdrive from the desktop machine do you use Windows Safely Remove function?