1) Make sure your RO folder isn't in Program Files. Move it to C:\Games\ or something. You'll have to make the folders.
2) Right click on the folder, and go to properties. Uncheck read only, and after a minute it'll finish. Go into the folder, and find a file called patch_allow.txt Open it up, and make sure it says Allow After you save it if you need to change it right click the file and go into properties. Make it read only.
3) Go into the security tab in the properties menu for the RO folder, and click on "Edit". Find [Name]/[Name]-PC and click on the check-box that says Allow All.