Compared to previous versions of Android, user location results may be less accurate.Otherwise, the default value is still “true'Įven when running on Android 4.2 and higher. This change takes effect only if you set either android:targetSdkVersion or android:minSdkVersion to 17 or higher. If it’s important that other apps beĪble to access your content provider, you must now explicitly set android:exported='true'. That is, the default valueįor the android:exported attribute is now “false'. Content providers are no longer exported by default.If you have previously published an app for Android, be aware of the followingĬhanges that might affect your app’s behavior:

More information about how API levels work is available in What is API Maintaining backward-compatibility, read Creating Backward-Compatible Test it, then publish an update with this change.Ĭan use APIs in Android 4.2 while also supporting older versions by addingĬonditions to your code that check for the system API level before executingĪPIs not supported by your minSdkVersion. '17', install it on an Android 4.2 system image, Once done go back to main menu and select reboot system now to boot your Samsung Galaxy S4 to the newly flashed CM 10.1 Nightly mode.To better optimize your app for devices running Android 4.2,.Once installation is completed, repeat the above step but this time choose and install the Google Apps package file instead of the OS file.Locate the CM10.1 ROM file and confirm installation. Now we will flash the ROM file: select install zip from sdcard and follow it by taping on the choose zip from the sdcard option.From the recovery mode menu, perform the wiping data tasks: select wipe data/factory reset option and confirm the operation - Select the wipe cache partition to clear the cache and wipe dalvik cache to clear dalvik.To boot your Samsung Galaxy S4 in to the recovery mode, press the volume up, home and power buttons simultaneously - release when the Samsung logo shows up.Disconnect Galaxy S4 M919 from the PC and switch it off to boot it into the recovery mode.After downloading the above files on your computer, connect your SGS4 with the PC using the USB data cable and copy both these files on your Galaxy S4.Required files: Download the ROM file from here (T-Mobile). Also download the Google Apps Package from this link. Root CM10.1 Nightly on Samsung Galaxy S4 Android 4.2.2 Jelly Bean: Ensure that your SGS4 carries more than 70% of charge.Make sure that ClockworkMod recovery or TWRP is installed.Navigate and tap on Developer Options to ensure that USB Debugging is enabled. Enable USB debugging option by pressing Menu > Settings > Applications.Download and install USB drivers for Galaxy S4 in your computer.Create a backup of all important data in your Galaxy device.

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