How to Update AT&T LG G3 D850 to Android 6.0.1 Marshmallow Spectrum ROM [Simple Steps]

According to XDA developer VECTUS, Android 6.0.1_r13 Marshmallow Spectrum [WIP] ROM is released for AT&T LG G3 D850. The stunningness of Spectrum ROM can now be experienced on AT&T LG G3 D850. Androidbiits.com has recently posted the step-by-step tutorial for installing Twisted Sixx [DOJC] on T-Mobile Samsung Galaxy S6 SM-G920T. The outstanding news is that AT&T G3 D850 owners can now install Spectrum [WIP] on D850. Isn’t it remarkable? Androidbiits.com will post the steps to install Android 6.0.1_r13 Marshmallow Spectrum [WIP] ROM on AT&T LG G3 D850. The vital thing is that Spectrum [WIP] is an experimental build, so you may face issues on AT&T G3 D850 after installing Spectrum.

It is expected that AT&T G3 D850 owners will be able to install Marshmallow 6.0.1_r13 Spectrum on D850 practically without having difficulty after reading the tutorial written in Androidbiits. Spectrum [WIP] requires rooted AT&T G3 D850, so it is vital to root D850 before installing Spectrum [WIP] on D850. You must root it to enjoy the stunningness of Spectrum [WIP] on D850. Well, it is vital to install TWRP 2.8.7.0 on AT&T G3 D850 to taste Spectrum [WIP]. Oh yes, the users of D850 can install Spectrum only after unlocking D850 bootloader.

If you aren’t happy with old firmware, then you must install Spectrum on AT&T G3 D850. The remarkable thing is that Spectrum [WIP] will let you enjoy Marshmallow 6.0.1_r13 on D850. Androidbiits.com recommends that AT&T G3 D850 owners must take a backup of their personal documents before installing Spectrum [WIP] as there is a risk of data loss from D850.

Below are the steps using which you can install Marshmallow 6.0.1_r13 Spectrum on D850. Androidbiits.com won’t take responsibility if D850 got broken during the installation of Spectrum [WIP]. The vital thing is that AT&T G3 D850 battery must be above 91 percentage before following this tutorial.

How to Install Android 6.0.1_r13 Marshmallow Spectrum ROM on AT&T LG G3 D850 [Simple Steps]

1. It is essential to download Android 6.0.1_r13 Marshmallow Spectrum ROM and GApps for AT&T LG G3 D850 on your desktop.

2. It is the time to activate USB debugging and attach AT&T G3 D850 with desktop.

3. It is essential to transfer Spectrum ROM to D850.

4. It is the time to power off D850 and remove the USB cable.

5. It is essential to put AT&T G3 D850 into Recovery Mode.

6. It is essential to tap “wipe data/factory reset” on D850.

7. It is the time to tap “wipe cache partition” on D850.

8. It is essential to click “install zip from SD card” on D850.

9. It is the time to choose Spectrum ROM on your D850.

10. It is essential to install Spectrum ROM on AT&T LG G3 D850.

11. It is the time to go to the main menu on AT&T G3 D850 and click “reboot system now” option.

12. It is essential to wait until D850 restarts.

13. You can install GApps on D850 using the above steps.

After your AT&T G3 D850 is rebooted, you can taste Android 6.0.1_r13 Marshmallow Spectrum on D850. Isn’t it remarkable? If you are facing issue during the installation of Spectrum [WIP] on AT&T G3 D850, then don’t hesitate to share your issue with Androidbiits.com.

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