We have already told you about the Kindle Fire all in one utility to Root, install CWM and Gapps on Kindle Fire. Kindle Fire is great device and once you root it there are long list of possibilities to discover the best performance out of it. Recently, Kindle fire was update to Firmware V6.3. We have created a detailed tutorial to root Kindle fire on latest update using adb commands. This is a complex procedure but we have tried our best to make the process easier to understand and execute.
Pre-Requisites forRooting Amazon Kindle Fire on update 6.3:
1. Back up all your data.
2. Minimum battery charge required is 80% on your device.
3. You must have Android SDK and platform tools installed on your PC.
4. Download fbmode.zip | twrp2 | su
Step by step guide to rootAmazon Kindle Fire 6.3:
Step1. Copy all the three files into the platform tools folder and Unzip fbmod zip file contents into the platform tools folder.
Step2. Now exactly enter the following commands in Command Prompt-
adb push fbmode /data/local/fbmode
adb shell chmod 755 /data/local/fbmode
adb shell /data/local/fbmode
adb reboot
Step3. Your kindle will “get stuck” on the fastboot mode.Now push the recovery image file to your device by entering the following command:
fastboot -i 0×1949 boot twrp-blaze-2.0.0RC0.img
Step4. Now, your device will boot into recovery mode and prompt you to reboot, after which it will get stuck on yellow triangle. So you have to enter the command:
fastbootoemidmebootmode 5002
fastboot reboot
Step5. Now, gain you have to enter the command in recovery mode.
adb shell mount system
adb push su /system/xbin/su
adb shell chown 0.0 /system/xbin/su
adb shell chmod 06755 /system/xbin/su
Step6. Just then disable root check by entering the commands:
adb shell mv /system/bin/check_rooted /system/bin/check_rooted.bak
adb shell idmebootmode 4000
adb reboot
Step7. Now your device will reboot after which you can install superuse app using the command:
adb install Superuser.apk
You can also take help from development thread.
It will be much better if you use the Kindle Fire Root Utility which is perfectly working and compatible with update 6.3. Watch the video below:

