
Tap Device Options, and then tap System Updates. Swipe down from the top of the screen and then tap Settings. Monitor file transfer and disconnect: After the file transfer is complete, disconnect the USB cable from your device and your computer. If you've installed the Android File Transfer application on your Mac OSX 10.5 or above computer, the application will automatically open when you connect your Fire Tablet to your computer. Note: Do not drop the file into any other folder in Internal storage. Open the device drive (titled Fire), and then drag and drop the software update file into the Internal storage folder. Connect your device to your computer using the USB cable. Turn on your device and unlock the screen. Transfer the software update file to your Fire Tablet: From your computer, go to Fire Tablet Software Updates and download the applicable software update file. Before you perform these steps, make sure you determine your software version.

This update automatically downloads and installs on your Fire 7 9th Generation when connected wirelessly however, you can also manually download the software and transfer the update to your device via USB cable. The latest software version for Fire 7 9th Generation is 7.3.1.9.
