Introduction
App Center helps you build, test, deploy and monitor your iOS, Android, Windows, and macOS apps, all in one place with continuous integration, delivery, and monitoring.
Let's start.
Step 1
Open https://appcenter.ms/apps
Step 2
After opening the site you will see screens, as shown below:
Click on Get started then you will see Create account page. If you already have a Microsoft account then click on 1, otherwise register yourself and click on 2.
Step 3
After login you will see dashboard and then click on Add new organization; after that you will see the popup on the right side. Give the name of the organization and click on Add new organization. See below.
After creating organization you will see the organization name on dashboard and click on Add new app.
After Distribution you will get a mail from App center then click on install. You will get your Application for downloading; after that click on Download button you will get a installation file and install in mobile as shown: