Remove grades from my two papers, please.

I don't know how to do that? I can change the rating but there is no way to remove the rating completely. I'm happy to remove the rating if you know how to do it.

Thank's!

Dear Project Owner,

Please give some valuable feedback on design #21131328, #21125559

Regards

Hello, please check the designs (#21176999),(#21176795) ,(#21168682) ,(#21168465) and give good feedback. if you want a change I'm ready to help.