To review changes made to a Purple App's infrastructure (icon, colours, etc.) or to preview upcoming releases, you may need to install a preview app on your device.

What if the installation of the preview app on your device does not work? 

Here are the most common reasons why a preview application fails to install:

Your UDID has not stored been stored in the provisioning profile

If you receive a message when starting your app stating that your 

, your device ID may not be stored in the provisioning profile. Learn more about storing 

A profile was selected when creating a preview app

As a customer, please do not select a profile in Purple Manager, when building the app, if you want to install a preview app on your device. Profiles are required for our development and customer success teams to install your app.

Make sure you always rebuild the app in Purple Manager before downloading. Make sure that no profile is selected in the build dialogue in Purple Manager.

When downloading the app, you selected a version that was built with a profile

always install an app version without a selected profile

. It is possible that Sprylab staff has created a newer version than yours that contains a profile that prevents installation on your device. 

To review changes made to an app's infrastructure (icon, colours, etc.) or to preview upcoming releases, you may need to install a preview app on your device. What can you do if the installation of the preview app on your device does not work? 

Troubleshooting Push not received in the App