How to Update US Cellular Samsung Galaxy S5 SM-G900R4 to Android 5.1 Lollipop Unofficial CM12.1 Custom ROM [Tutorial]

Androidbiits.com brings an exciting news for US Cellular Samsung Galaxy S5 SM-G900R4 users. According to vinman12, CM12.1 [klteusc] unofficial ROM is released for US Cellular Samsung Galaxy S5 SM-G900R4. In my previous post, I have written the instructions for updating HTC Desire 816 to Lollipop 5.1 with the help of CM12.1 [a5]. Now the exciting news is that US Cellular S5 SM-G900R4 users can test CM12.1 [klteusc]. Today, I will post the steps for updating US Cellular Samsung Galaxy S5 SM-G900R4 to Android 5.1 Lollipop using CM12.1 [klteusc]. This is really a stunning news for S5 SM-G900R4 owners who are eagerly waiting to test Lollipop on their SM-G900R4. CM12.1 [klteusc] may bring some improvements on your S5 SM-G900R4. The most important thing is that CM12.1 [klteusc] will let you enjoy Lollipop 5.1 on SM-G900R4.

I am hoping that US Cellular S5 SM-G900R4 users will be able to install CM12.1 [klteusc] easily without facing any issue after following the steps written in Androidbiits.com. Dear US Cellular S5 SM-G900R4 user, CM12.1 [klteusc] needs rooted SM-G900R4, so it is important to root S5 SM-G900R4. Another crucial thing is CWM recovery installation on S5 SM-G900R4 before installing CM12.1 [klteusc]. You can do all these tasks after unlocking your S5 SM-G900R4 bootloader. You may experience several bugs on S5 SM-G900R4 after installing CM12.1 [klteusc]. Androidbiits.com recommends that S5 SM-G900R4 users must take a backup of their documents including contacts and messages before installing CM12.1 [klteusc], as there is a possibility of losing all documents including contacts and messages from their SM-G900R4. If you are a lover of Custom ROM, then you must use CM12.1 [klteusc] on S5 SM-G900R4.

Below are the step-by-step method using which you can install CM12.1 [klteusc]. Androidbiits.com will not take any responsibility if SM-G900R4 got damaged during the installation of CM12.1 [klteusc]. SM-G900R4 battery level must be more than 94% before following this tutorial.

How to Install Android 5.1 Lollipop Unofficial CyanogenMod 12.1 ROM on US Cellular Samsung Galaxy S5 SM-G900R4 [Tutorial]

1. It is the time to download unofficial CyanogenMod 12.1 [klteusc] for your S5 SM-G900R4.

2. Gapps must be downloaded for your SM-G900R4.

3. It is the proper time to activate USB debugging.

4. It is the perfect time to attach your device with desktop.

5. It is the time to send CyanogenMod 12.1 [klteusc] and Gapps to SM-G900R4 memory card.

6. It is the time to switch off your SM-G900R4.

7. It is the time to remove the USB cable from your device.

8. It is very crucial to put your SM-G900R4 into Recovery Mode.

9. It is the time to tap “wipe data/factory reset” on SM-G900R4.

10. It is the time to tap “wipe cache partition” on SM-G900R4.

11. It is the proper time to choose “install zip from SD card” for installing CyanogenMod 12.1 [klteusc] on your SM-G900R4.

12. It is the time to choose CyanogenMod 12.1 [klteusc] on S5 SM-G900R4.

13. It is the time to install CyanogenMod 12.1 [klteusc] on S5 SM-G900R4.

14. It is the time to go to SM-G900R4 main menu and then you will have to click “reboot system now”.

15. It is the time to wait until your device restarts.

After your S5 SM-G900R4 is rebooted, you can test CM12.1 [klteusc]. Dear friend, if you are facing any issue while installing CM12.1 [klteusc], then you must share your difficulty with Androidbiits.com.

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