A couple of weeks ago Amazon released a new firmware update that would introduce a slew of new features in the coming weeks. It looks like this file is causing problems for some people who have older Kindles. The library view and home screen have disappeared, the only way to fix this issue is to deregister it or do a complete factory reset, although this option will warrant … [Read more...] about Amazon 5.12.4 update is causing trouble on some Kindle e-readers