Surely you have heard about the Android operating system, unless you yourself own the device running this shell. This platform has pleased the good part of the owners of gadgets and is the most common OS among mobile devices. Since 2009, when the first version of the "robot" was released, the developers did not stop to improve and modify their brainchild. New versions appear regularly and updates are released. But is it always necessary to update your device and how to return the old version of Android after updating? We will talk about this in this publication.
Why do we need updates?
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