Hi @Glenn Heard ,
here are two helpful links :
https://www.diskpart.com/windows-10/the-disk-is-write-protected-windows-10-8523.html
https://answers.microsoft.com/en-us/windows/forum/all/how-to-remove-write-protection-of-usb/9a6bdee2-55ea-4f33-a5ff-13bf41f6cab0?auth=1
Did the answer work for you? Are there any additional questions to this topic?
If you found the answer helpful, it would be great if you please mark it "Accept as answer". This will help others to find answers in Q&A
Regards
Andreas Baumgarten