Then drag and drop the new update file from your computer onto the Kindle drive.
After the file has transferred successfully, eject the Kindle to safely disconnect your Kindle from your computer.
There is a different download for each Kindle e-reader, so make sure you know which model you’re updating.
If you have been using your Kindle regularly, then you will most likely be fine.Tap the Menu icon, and then tap Update Your Kindle. Once the update is complete, your Kindle will automatically restart.This option will be greyed out if the most recent update has already been installed or if the file transfer was not successful. Starting from today, Amazon Kindle owners might find themselves struggling to connect to the Kindle e Book Store.From Tuesday 22nd March 2016 – pre-2013 Kindle e Readers that are not running the latest OS update will no longer be able to connect to the internet.