If you have a much older phone running Android 2.3.7 or older, starting September 27th you will no longer be able to use the device to log in to your Google account. This build of the Android operating system was first released in December 2010 and added support for near field communication (NFC) used for mobile payments. The version of Android that preceded Gingerbread was Android 2.2.3 Froyo and Gingerbread was followed by Version 4.0 Ice Cream Sandwich for phones and Android 3.0 Honeycomb for tablets.
