Install Android 6.0.1 Marshmallow Zephyr Custom ROM on OnePlus One

Update OnePlus One to Android 6.0.1 Marshmallow via Zephyr Custom ROM. The ROM is based on Android 6.0.1, is fast, stable and comes up with various features and enhancements.

The guide mentioned below is only forOnePlus One (aka Bacon) and cannot be tried on any other device or variant. You can check device model by going to Settings >> About phone.

We cannot be held liable of any damage done to your device while following the below mentioned procedure.

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Install Android 6.0.1 Marshmallow Zephyr Custom ROM on OnePlus One

Take a complete backup of data,apps and settings as the procedure may wipe your data.

Make sure that the battery of device has a minimum charge of 60%.

Enable “USB debugging” on your device by going to Settings >> Developer options >> Enable USB debugging.

ClockworkMod Recovery should be installed.

Download the latest version of ROM from  HERE and   Google apps package.

Extract the zip file to SD-card of your device without extracting.

Switch off device and boot into recovery. Hold power button and volume down button and enter recovery.

Perform a Nandrop backup of your existing ROM. Select “Backup and Restore” and then select “Backup again”.

Select “wipe data/factory reset” and wait till the data gets wiped completely. Click on “Advanced” and wipe off Dalvik cache.

Select “install zip from sdcard” and then select “choose zip from sdcard”. Navigate to “ AICP ” file which you have downloaded and confirm to “install”. Wait till it gets installed.

Repeat the procedure to install Google apps by selecting “choose zip from sdcard” and then select “” and install.

Select “reboot system now”.

You have updated your One Plus One with Android 6.0.1 Marshmallow Zephyr Custom ROM .

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