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#How to downgrade firmware android how to#
#How to downgrade firmware android android#

#How to downgrade firmware android how to#

Now, check USB Debugging.Ĥ. If you need instructions on how to unlock Nexus 5 bootloader, hit the link.ĥ. Then back up to Settings and you'll see Developer Options at the bottom. If you don't see the Developer Options section, go to About Phone and repeatedly tap Build Number until you see the notification pop up. If it isn't, go to Settings > Developer Options and check the box next to USB Debugging. Make sure USB Debugging is enabled on your Nexus. Move the factory image file into the ADB Tools folder and unpack it.ģ. Once you've got the factory image on your PC, download ADB Tools (if you don't already have it) to your PC as well.Ģ.

This is the factory image page for the Nexus 5 on Google's Developer Blog.

#How to downgrade firmware android android#

Android Lollipop vs Marshmallow comparisonĪs you can probably guess, this process will wipe the contents of your phone clean, so make sure you back up your apps and data before proceeding.įor this tutorial we'll download the Android 4.4.4 factory image for the Nexus 5 from Google's Developer Blog.

If you want to downgrade a Nexus 6 running Android 6.0 Marshmallow to Android 5.1.1 Lollipop, for example, it's the same procedure. In this case we're going to use Android 4.4.4 KitKat for the Nexus 5 – but you can substitute any Nexus device and any Android version. © ANDROIDPITįirst up, you need the factory image for the Android version you want.

Don't want Marshmallow? We'll show you how to downgrade your Nexus.