Alternatively, there is no way to increase your device's battery life while watching video or surfing the Internet. If you're transferring a large amount of data, wait for all of that data to transfer and see if your battery life returns to normal. Transferring a large amount of content, watching video and surfing the Internet are all battery-intensive activities.If WiFi is enabled and you're not going to use it, disable it to save battery life. When you're out of range of a WiFi network and WiFi is enabled, the device expends additional battery power to constantly try to find a WiFi network within range. If the device isn't holding a charge, ensure that you're not moving in and out of range of the WiFi network you're connected to.Additionally, be aware that if you're using a third-party charger that isn't endorsed by Amazon, there is not guarantee that the charger will work.
UPDATING KINDLE FIRE HD ON COMPUTER UPDATE
Update Kindle Fire& Kindle Fire HD/HDX Manually If your Kindle Fire has not updated by itself, there are also other ways to update it: updating Kindle Fire(HD/HDX) on Kindle device and updating by using the computer. While your device is connected to the computer, it won't charge because not enough power can be passed through the cable to charge the device. Usually, if you keep the Kindle Fire and Kindle Fire HD/HDX connected to wifi, it will update by itself when a new update is available. If your Kindle Fire HD isn't charging, ensure that you're using the AC adapter that came with the device to charge it.Also, ensure your Kindle Fire HD and the wireless router have a clear line of sight between each other. Look for objects that could be blocking your WiFi signal, such as trees, metal objects, walls and more. Try moving closer to your wireless router to see if this is the problem. You may simply be out of the range of the wireless network you're connected to. A weak or non-existent WiFi connection could result from a number of things. Alternatively, the more bars you have that are darker to see, the weaker your WiFi connection. The more bars in the icon that are lightly shaded, the better the strength of your WiFi connection. The strength of the wireless network you're connected to is displayed through the WiFi icon in the upper right corner of the Kindle Fire HD screen. Check the signal strength associated with the WiFi network you're connected to.
UPDATING KINDLE FIRE HD ON COMPUTER PASSWORD
You may need to enter a username and password to connect to secure networks. Then, tap "Add Network" to view a list of wireless networks within range of your device and then select a network to connect to it.
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Navigate back to the Wireless screen if you're no longer there. Make sure WiFi is actually enabled and that you're connected to a WiFi network.As long as Airplane Mode is turned on, you won't be able to access a WiFi network. Tap "Off" to the right of Airplane Mode to make sure that Airplane Mode is not enabled. Swipe down from the top of the Kindle Fire HD screen to access the Quick Settings menu, then tap "Wireless" to open the Wireless screen.