|Service||Microsoft Docs article||Related commit history on GitHub||Change details|
|platform||Get Started Use App Studio||https://github.com/MicrosoftDocs/msteams-docs/commits/master/msteams-platform/includes/get-started/get-started-use-app-studio.md||
After entering the details of your app, complete the following steps to register1. To upload your app to Teams, select the **Install** button under **Test and Distribute**: <img width="450px" alt="Adding a messaging extension dialog" src="~/assets/images/get-started/InstallingHelloWorld.png"/>
+ > [!NOTE]
+ > If you are unable to sideload the app, verify whether you have [enabled custom app uploading](#prepare-your-development-environment).1. Select the **Search** box in the **Add to a team** section and select a team to add the sample app. You can set up a special team for testing. 1. Select the **Install** button at the bottom of the dialog box.