android studio update old project to work on newer version

It, for example to check an upgrade or downgrade relationship. The value is a positive integer so that other apps can programmatically evaluate The version currently installed on their device. Users from installing an APK with a lower versionCode than VersionCode value to protect against downgrades by preventing

Not the version number shown to users that number is set by the Than another, with higher numbers indicating more recent versions. This number is used only to determine whether one version is more recent

versionCode - A positive integer used as an internal version number.

Settings are available, and you should always define values for both of Version settings in the Gradle build files instead. Potential overwriting when the manifest is merged, you should remove theseĪttributes from the element and define your Settings in the Gradle build files allows you to specify different values forĭifferent versions of your app. element, the version values in the Gradle buildįile will override the settings in the manifest. Note: If your app defines the app version directly in the These values are then merged into yourĪpp's manifest file during the build process. To define the version information for your app, set values for the version This settingĪllows an app to specify the minimum system API with which it is compatible.įor more information see Specifying Minimum System The Android system does enforce system version compatibility as expressedīy the minSdkVersion setting in the build files. Version restrictions and should tell users about them. Upgrades or compatibility of third-party apps.

System does not use app version information to enforce restrictions on The Android system uses your app's version information to protect A publishing service may also need to check the app version toĭetermine compatibility and establish upgrade/downgrade relationships. Query your app for its version, so that they can display the version to

Services through which you will publish your app(s) may also need to.

Other apps - including other apps that you publish asĪ suite - need to query the system for your app's version, toĭetermine compatibility and identify dependencies.Is installed on their devices and the upgrade versions available for Users need to have specific information about the app version that.Versioning is a critical component of your app upgrade and maintenance

Android studio update old project to work on newer version