1. Log in to the application loader .
2. Select "Deliver your application" and click "Select"
3. Select the application installation file to be uploaded.
4. Confirm the application details. Confirm that it is correct and click Next .
5. The tool will check the installation package.
6. If there is a problem in the check, a list of problems will be displayed , and you can find specific solutions according to specific problems.
7. If there is no problem, click Next . 
8. Click Finish.
9. Log in to the iTunes version build again to query the corresponding version file.