cgsecurity.org

It was easier than I thought.
1. open cmd window as admin.
2. type: diskpart
3. type: list disk
4. type: select disk #
# is the number of the disk you need to change attributes on.
This changes the focus to the disk inside the program. You don't see any change on the cmdline.
5. type: attributes ...

My raid partitions are both write protected for some reasons. I have an Intel ICH9R chipset on gigabyte P35-DS3R and lost my raid partitions by changing the raid setting at some point. I recovered the HDDs partitions (poorly, made a mistake the first time, got it correctly the second time), and now ...