New problem

Cannot delete this key >:(Access denied :(So how to delete?

Change the rights for it first.

But why do you want to remove it ?
There normally is no need for.

also I can not change saying access denied!And why i want to remove?Because that worries me:(,and I do not like when something after deleting files is still in the registry!I like to always keep clean!Tell me how change the rights?