Permission to write external storage denial

I don’t quite understand what you want to ask either.
if we are talking about the fact that permissions are required, then as described above, something is no longer relevant. in any case, before making a request for permissions, it is necessary that it be present in the application manifest. for your part, it may be easier to use this extension: [Free] auxiliary utility - #4 by 11119

you will put your requests in the list. the extension recognizes the SDK version and suggests those that are supported