You will be able to update Samsung Galaxy Note 2 N7105 to 5.1.1 CM12.1 Nightly Lollipop using this complete tutorial. Not necessary, but it would be better if your phone is rooted and has a custom recovery installed. A custom recovery will be needed to install 5.1.1 based CM12.1 Nightly ROM zip and Google Apps zip files, since this is not an official Samsung firmware update.
If this is your very first time installing a custom ROM, we understand you would want to make sure your installation process go as smooth as possible. So before we actually jump to the installation process of CM12.1 Nightly ROM, let’s take a look below at how to backup all your data. When installing this 5.1.1 Lollipop based custom ROM, your entire data will be wiped clean — like a brand new phone. As a Samsung Galaxy Note 2 N7105 user, you have several options to choose from depending on how you want to store your data. These are the some of the tips given below that we want you to keep in mind and then proceed.
Also See: Download Galaxy S6 Apps for all Android Devices - APK Files
Disclaimer: All the custom ROMs and firmwares, official software updates, tools, mods or anything mentioned in the tutorial belong to their respective owners/developers. We (iDroid Horizon) or the developers are not to be held responsible if you damage or brick your device. We don’t have you on gun point to try out this tutorial.
5.1.1 CM12.1 Nightly Lollipop ROM Details:or those who are new to CyanogenMod, please read the following:
CyanogenMod (pronounced sigh-AN-oh-jen-mod), is a customized, aftermarket firmware distribution for several Android devices (See above for supported devices & how to install CyanogenMod on said devices). Based on the Android Open Source Project, CyanogenMod is designed to increase performance and reliability over Android-based ROMs released by vendors and carriers such as Google, T-Mobile, HTC, etc. CyanogenMod also offers a variety of features & enhancements that are not currently found in these versions of Android.Here is a quick note for those who are going to install this release of CM12.1 for the very first time:
NOTE: Since this is not a final build, make sure you know that after installing this firmware update, your Android device can get FC errors, boot loops, several other bugs, apps might not work or worse, your phone might not boot. To fix, you will have to reinstall stock firmware or any other stable custom ROM.We haven’t really found any major issues or apps that do not work with this Android 5.1.1 CM12.1 custom firmware.
Remember, this is not an official firmware update. This is a custom ROM, based on AOSP release of the Android 5.1.1 Lollipop.
There are tons of useful articles and how-to guides on iDroid Horizon for the Samsung Galaxy Note 2 N7105, but we think you might be interested in the following posts:
Samsung Galaxy Note 2 N7105 USB DriversYou will need to connect your Android phone with the computer. For that, please make sure you have installed the USB drivers for Samsung Galaxy Note 2 N7105 properly. If not, you can download the latest official drivers from our Android USB Drivers section here:
Backup and some important tips
- Backup your Android Apps : How to Backup Android Apps.
- Backup your SMS messages : Read How to Backup/Restore SMS Messages.
- Backup Contacts, Gmail and Google Data with Google Sync.
- Backup Call History on Android : How to Backup Call History.
- Backup WhatsApp Messages : How to Backup/Restore WhatsApp Messages on Android.
- Backup APN Settings: GPRS, 3G, MMS Settings. How? Note down everything from: Settings > Wireless & Networks (More…) > Mobile networks > Access Point Names.
Few more important things that you must remember before installing any custom ROMs or Official Firmwares:
- You might face some problems in connecting your Android device to the computer. How to fix? You need to enable USB debugging mode. See here: How to Enable USB Debugging — for Gingerbread, Ice Cream Sandwich and KitKat.
- Make sure your Android device is charged up to 80-85% battery level. This might help you: How to Check Battery Percentage. Why? Because, if your phone goes off suddenly while installing a custom ROM, flashing an official firmware update or installing mods etc. — your phone might get bricked or go dead permanently. No one wants that, right?
- Most of the tutorials and how-to guides on iDroid Horizon are for factory unlocked Android phones and tablets. We recommend NOT to try our guides if your phone is locked to a carrier, unless we have specified the carrier name or device model. And also make sure you have an unlocked bootloader (except Samsung).
TUTORIAL: How to Install 5.1.1 CM12.1 Nightly Lollipop on Samsung Galaxy Note 2 N7105
- This tutorial is only for installing 5.1.1 CM12.1 Nightly ROM on Samsung Galaxy Note 2 N7105. Please do not try on any other Galaxy Note 2 N7105 variants.
- Your phone should have a custom recovery installed and should be rooted (optional) from before.
- This tutorial will wipe out all your data. Make sure you backup all your data in your phone before proceeding.
- Perform a Dalvik Cache wipe before proceeding from the Recovery Mode.