For those of you who want to try the latest Android 8.1 Oreo w/ root on your Samsung Galaxy S4, you can do it simply by installing TWRP recovery and installing latest beta version of Lineage OS ROM 15.1, which is based on latest Android 8.1 Oreo. While Samsung has stopped updating stopped updating past Android 5.0.1 Lollipop, you will still be able to enjoy the latest Android 8.1 Oreo. Now, this is an AOSP ROM(What is AOSP?), meaning you won’t be able to get any TouchWiz apps (Samsung apps that depend on Samsung firmware).
Author: Max Lee
For those of you looking to experience Android 6.0 Marshmallow with full root, I have good news for you. There’s a ROM by the JDC Team (Jflte DevConnection Team) that can be installed on all AT&T, T-Mobile, Sprint, Verizon, Canadian, GT-i9505,GT-i9507, and GT-i9508 variants. (For AT&T and Verizon, you MUST have older bootloader with CWM or TWRP recovery installed!!!)
Carbon ROM has been around for a quite awhile, we’ve covered Carbon ROM since the Jelly Bean days and it’s back in full force with latest Android 5.1.1.
For those of you looking for fast performance and great customization options on the latest Android 5.1.1, definitely check out the latest Carbon ROM, available for GT-i9505, AT&T SGH-i337, Canadian SGH-i337M, and T-Mobile SGH-M919. For AT&T, you must have unlocked bootloader to install this ROM.
Looking for a great Android 5.1.1 ROM with fast performance, great battery and excellent level of customization? Check out the latest Dirty Unicorns ROM, available for all Qualcomm-based variants of Galaxy S4 including AT&T, T-Mobile, Sprint, US Cellular, Verizon, and GT-i9505. (Not available for GT-i9500 sorry!)
For those of you with Galaxy S4 GT-i9500, you can now enjoy the best of Note 4 features and Galaxy S6 with the latest Aurora N4/S6 Port ROM.
Based on latest Android 5.0.1 TouchWiz firmware, Aurora ROM brings you a lot of options for you to install in its AROMA installer. This is the ultimate custom ROM for those of you who want to run a fast TouchWiz Lollipop ROM with features from Note 4 and Galaxy S6.
Looking to upgrade your Verizon Galaxy S4 to the latest Android 5.0.1 TouchWiz firmware?
If you are on older MDK bootloader, you will definitely want to install a custom Lollipop ROM so you don’t lose root and ability to flash AOSP ROMs. For that, definitely check out EGRLP Lollipop ROM.
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Want to convert your Galaxy S4 into a Galaxy S6? If so, check out the S6 Port ROM by XDA user Albe95.
Based on latest Galaxy S6 SM-G920F Android 5.0.2 Lollipop firmware, S6 Port ROM brings you all the goodness of Lollipop and Galaxy S6 to your S4. You can install this on the international GT-i9505, T-Mobile SGH-M919, Canadian SGH-i337M, and AT&T SGH-i337 with unlocked bootloader.
Looking to revamp your Galaxy S4 with the latest and great Android OS? Tried TouchWiz Lollipop and disappointed?
Well, if you are in town for the latest Android 5.1.1, you can grab the latest CM12.1 ROM for your Galaxy S4.
For GT-i9505, T-Mobile SGH-M919, Verizon SCH-i545, and Canadian SGH-i337M, you will be able to enjoy the full Android 5.1.1 CM12.1 ROM. For AT&T and Sprint S4, you can try the CM12.1 with Android 5.1 ROM as fully-compatible Android 5.1.1 version is not out yet (but still almost identical). For GT-i9500, try Euphoria OS ROM instead!
This tutorial is for those of you with Loki’d unlocked bootloader on the AT&T SGH-i337 or Verizon SCH-i545, DO NOT FOLLOW THIS GUIDE IF YOU HAVE ANDROID 4.3 OR HIGHER ON AT&T OR VERIZON. If you already have CWM or TWRP recovery installed, that means you can follow this guide. If you have Safestrap recovery, that means your phone is on the locked bootloader so DO NOT FOLLOW THIS GUIDE!
For those of you who have been waiting for Android 5.0.1 Lollipop stock firmwares for the GT-i9500 international Galaxy S4, there are several available now, listed on our Galaxy S4 stock firmware page at bottom.
If your country isn’t listed, you can also cross-country flash (install other country firmware) so long as you have same GT-i9500 model number. Also, rooting has not changed, you can use our original root guide to root your S4 after updating.