# App installation for testing guide ### How to get a build? To get a new app build for testing, send an email to Anton Labenskiy al@i25s.com or contact him on slack. You will receive an invitation with a complete guide on how to join to app distribution. Registration steps may differ depending on the platform you use. # **Android** **Step 1:**  Once you tap on it to get started, the app will ask you to accept the invitation. **Step 2:** The firebase app distribution will be opened in the browser, where you have to enable the required permissions to test the build. ![](https://i.imgur.com/kEjg72M.jpg) ![](https://i.imgur.com/RvG8JFm.jpg) **Step 3:** Next, you can tap a *download* button and *download anyway* on a popup to start the app build downloading. ![](https://i.imgur.com/qFtITQS.jpg) ![](https://i.imgur.com/sugNZ4n.jpg) **Step 4:** Open the downloaded file and tap *install* and *install anyway* on a popup. ![](https://i.imgur.com/0LhhHg0.jpg) ![](https://i.imgur.com/3GzLwpD.jpg) **Step 5:** Once the app is installed, open it. ![](https://i.imgur.com/Yrs2OPW.jpg) # **iOS** **Step 1:**  Once you tap on to get started, you will be asked to accept the firebase terms. ![](https://i.imgur.com/BANzpJA.png) ![](https://i.imgur.com/PMJLbsT.png) **Step 2:** For iOS, testers have to register their device by downloading a firebase profile. ![](https://i.imgur.com/VzEieDB.png) ![](https://i.imgur.com/kW1gtes.png) **Step 3:** Allow the download and close the popup. ![](https://i.imgur.com/Ot8wHH6.png) ![](https://i.imgur.com/jGECRid.png) **Step 4:** After the profile download, it will appear in the settings. Install that firebase profile on your device. Enter the device passcode for verification. ![](https://i.imgur.com/6OHqIkb.jpg) ![](https://i.imgur.com/vrC7uYh.png) ![](https://i.imgur.com/hDiDVZi.png) ![](https://i.imgur.com/y8FDnmO.png) ![](https://i.imgur.com/NUCvYWC.png) **Step 5.** The installed profile will appear under Settings/VPN & Device Management. Tap on it and confirm the finish of the profile installation in a browser. ![](https://i.imgur.com/9tVoQl2.png) ![](https://i.imgur.com/KSCcQvu.png) > 💡 Now, you can download and install the application. There could be several builds available for installation. Choose the one with the last version number. ![](https://i.imgur.com/4ctE83o.png) ![](https://i.imgur.com/ygu9ZCj.png) ![](https://i.imgur.com/OrgYbBh.jpg) > 💡 You might also install the AppDistribution application on your device to quickly access updates. Just tap “Install” on an appeared banner at the bottom of the registration page.