Admob ads extension

MIT App Inventor Help
1

hello everybody. I'm new here . I add Admob ads to my application, when I tried to test the application. I encountered this problem. Can anyone help me please?
A required meta-data tag in your app's AndroidManifest.xml does not exist. You must have the following declaration within the element:

2

What extension are you using?
Also, see this post (if you are using this extension).

3

thank you. Im usig free extension from Oseamiy. I tried everything but problem is still the same

4

You need to use the APKTool tool, and follow the information in the extension topic.

5

Posted here already. Please don't duplicate your posts.

6