Removal disk need to format the disk in drive H

Hello,


Sir, when I connect my 16GB pen drive in my windows 8.1 pc then my removable disk not show his properties and when I want to open then show "you need to format the disk in drive H; before you can use" when I tap to " format disk" then show " make sure that the disk is not read-only, and then try again, for more information, search Help for read only files and how to change them" plese solve this problem