Advanced ExpoKit Topics
This guide goes deeper into a few ExpoKit topics that aren’t critical right out of the box, but that you may encounter down the road. If you’re not familiar with ExpoKit, you might want to read the ExpoKit guide first.
Verifying Bundles (iOS only)
When we serve your JS over-the-air to your ExpoKit project, we include a signature so that your project can verify that the JS actually came from our servers.
By default, projects that use ExpoKit have this feature disabled on iOS and enabled on Android. We encourage you to enable it on iOS so that your code is verified for all of your users.
To enable code verification in your native project with ExpoKit:
Fulfill one of these two requirements (you only need one):
Use a non-wildcard bundle identifier when provisioning the app (recommended)
Enable Keychain Sharing in your Xcode project settings under Capabilities. (faster to set up)
NO(or delete this key entirely).
Disabling Expo Analytics
On iOS, add the key
EXAnalyticsDisabled to your app’s main
Info.plist with the value
In iOS Expokit projects, the DocumentPicker module requires the iCloud entitlement to work properly. If your app doesn’t have it already, you can add it by opening the project in Xcode and following these steps:
In the project go to the
Set the iCloud switch to on.
If everything worked properly your screen should look like this:
Still have questions? Ask on our forums!