Not every Android devices have a chance to get an upgrade to Android OS 4.4.4 KitKat, up to now only a few devices already have it, such as the VZW Galaxy S5, T-Mobile Galaxy S4 and our Sprint Samsung Galaxy Note 3 with N900PVPUDNH7 software version. Although it is not an update that brings a lot of changes, but many folks still want it, simply because every person would like to run the most recent version of the Android OS, even though each new software will likely to get rid of root access.
For those who have no idea, the Android 4.4.4 KitKat is only a security update to fix issues related to OpenSSL vulnerability (CVE-2014-0224), although not mentioned, most likely this OS update also fixes the privilege escalation issue (CVE-2014-3153), this could be the reason why towelroot app fails to work just as before. In addition, Samsung also added a few features and enhancements to NH7 firmware, for example: HD Voice icon, international Wi-Fi calling, Knox 2.0 and Kids mode.
As always, in order to apply the Android 4.4.4 OTA update for Sprint’s Samsung Galaxy Note 3, you have to restore the recovery back to the stock in case you are running TWRP custom recovery, otherwise your device could end to bootloop or stuck on Samsung logo. Under certain conditions, you also have to restore your phone completely to N900PVPUC(NC5) stock firmware via Odin.
Regain root on Sprint Galaxy Note 3 running Android 4.4.4 update (NH7)
There are several methods that can be done to reclaim the superuser access according to some xda members, unfortunately, the both methods will trip the Knox counter. So it is only suitable for those who don’t care about Knox being tripped.
It is a timeless method to root this phone, in other words, many people got the root back with this tool after upgrading their phone.
For those who haven’t used this tool before, here is the summary:
- Download CF Autoroot package for SM-N900P device (CF-Auto-Root-hltespr-hltespr-smn900p.zip), then unzip it.
- Run the Odin3 executable app, select PDA/AP button, then find the “CF-Auto-*.*.*.*.tar.md5” file.
- Put the phone into download mode, connect it to the PC.
- Now flash it by clicking the Start button.
This method requires you to use TWRP recovery, so is suitable for those who want to use a custom ROM in the future.
- Make sure the phone is running stock recovery, or you can restore your phone back to stock to NC5 firmware.
- Download and apply the NH7 update via OTA.
- Flash the Odin compatible TWRP recovery.
- Download the latest flashable SuperSU with TWRP.
- Reboot, run SuperSU to configure su binaries for the first time.
- Your Sprint Galaxy Note 3 runs Android 4.4.4 should rooted now.