Mostly, your Amazon Kindle does not need any maintenance without battery charging. Like any device running software, it may sometimes become insensitive, slow or unable to act as it should.
How To Restart Your Amazon Kindle
To restart your Kindle, put on your Kindle. If you're in the middle of reading a book, return to the device's home screen. Then touch the menu icon (three vertical dots in the upper right corner of the home screen) and select Settings . Now press the menu icon again. Halfway down in the list of options, you see the option that Restart the device . Tap this option and your Kindle will reboot.
How to Perform a Hard Restart of Your Amazon Kindle
If your Kindle stops responding to your touch or key entry, or becomes sluggish or otherwise cooperative, you can reboot your former honor.
To make a hard restart, press and hold the power switch for six to eight seconds. After about 10 seconds, your Kindle screen should be empty. Do not panic: This is part of Kindle's restart process.
Continue to hold the power button for one minute and then release it. When you release the power switch, you will notice that the charge indicator light (the location of this light will vary depending on which Kindle you own) turns on. When this happens, your Kindle will restart, so you can start reading again. All your downloaded and page-loaded content awaits you just where you left it.
How To Reset Your Kindle
If your Kindle continues to work wonky after having forced it to restart, it may be beneficial to restore it to its original factory settings. This is also a good way to prepare it before sending it to a friend as a gift, or if you plan to sell it.
You should know that restoring your Kindle removes any downloaded or page-loaded documents you may have had on your device. Additionally, your Wi-Fi settings, Amazon account information, and any passwords or parental controls that you may have applied to Kindle can be wiped.
To do a factory reset on your Kindle, turn on your Kindle. If you're in the middle of reading a book, return to the device's home screen. Then touch the menu icon (three vertical dots in the upper right corner of the home screen) and select Settings . Halfway down the page, you should see a menu item titled Device Options . Touch this. Bottom down on the Device Options page, there is an option marked with Reset . Select the option; then open a dialog asking if you are sure you want to wipe your Kindle of all content and settings. To continue, select Yes .
All left to do is wait for your Kindle to be restarted.