Repair Amazon Kindle Paperwhite II hard resetTap the top of the screen, tap the Settings contextual menu (3 lines in the top right corner).
When you're on the Settings page, tapping the Menu button displays additional options:
Choose settings / Reset device . Choose Yes in the Reset device confirmation window. Wait until the getting started screen appears. It will take about 1-2 minutes.
Reset Device: Resets your Kindle to its original settings and restarts it. You should select this action only if instructed to do so by Kindle Customer Service. Before you reset your Kindle to its defaults, you must back up any personal documents that you'd like to keep. Once your Kindle restarts, you will need to register and download your items from the Cloud. If you want to passcode-protect your Kindle, you must also set up a passcode again.
Restart: Restarts your Kindle. You will not lose the books, clippings, or other files stored on your Kindle. In the event your Kindle freezes up, press and hold the Power button for 7 seconds until the Power dialog displays and then select Restart. If the Power dialog does not display, press and hold for 20 seconds.
How to reset Kindle Paperwhite v2
If your Kindle does not power on or is unresponsive during use, you can restart it by pressing and holding the Power button for 20 seconds.
Or if Kindle Paperwhite II responding then choose RESTART from the menu
Repair Amazon Kindle Paperwhite II hard reset Ebook
Use your Personal Info: Use this field to add personal or contact information, such as an address or phone number, to help identify your Kindle in the event it is lost.