Try an alternative by using CMd:
First: Type CMd on search/Run bar
2nd: Type diskpart
3Rd: Type listdisk
4th: Type select disk "-"(- indicates the number of your pendrive that you are going to select)
5Th: type attributes disk clear readonly and press enter
6th: type exit to get out from disk part utility
✅ @japhet.diano, I gave you an upvote on your first post! Please give me a follow and I will give you a follow in return!
Please also take a moment to read this post regarding bad behavior on Steemit.
Downvoting a post can decrease pending rewards and make it less visible. Common reasons:
Submit
follow me also @introduce.bot
Downvoting a post can decrease pending rewards and make it less visible. Common reasons:
Submit