[Galaxy Note II General] rockstarmubin:
Note 2[N7100] Dual Boot....!!​

Dual boot ua note 2 N7100&N7105 in just 36 steps...!!!

Downloads:​

For GT-N7100 (International Variant)

Download Devil Dual Boot Kernel for GT-N7100

For GT-N7105 (LTE Variant)

Download Devil Dual Boot Kernel for GT-N7105

After downloading recovery and kernel file, copy it to the external sd card. In this guide, I’ve copied these 2 files into “Dual Boot” Folder of external sd card (for the sake of convenience).

Note: Don’t copy these 2 files into internal storage else it won’t work. Also download the files according to your phone’s model number only. Currently, it’s working on international and LTE variant of Galaxy Note 2

Download the ROM you want to have at a secondary position. I’ve provided a link for XDA thread. Select the link (mentioned below) according to your device’s model number:

Galaxy Note 2 GT-N7100 ROMs thread

Galaxy Note 2 GT-N7105 ROMs thread

(Optional) Google Apps (GApps)

Copy the ROM (& GApps) file to your device’s external sd card. I’ve put it in “ROMs” folder of sd card. You can different location.

STEPS... HOW TO DUAL BOOT NOTE 2 [N7100]&[N7105]​

Step 1 (a)- Boot into Recovery mode. To do so, switch off the phone completely. Now, hold Volume up + Home button together and by holding the two, press power key. Keep holding these 3 buttons till you see “Samsung” appeared on screen. Now, release power key but keep holding the 2 until you get into recovery mode. OR you can also use ADB command to get into recovery mode.

Step 1 (b)- In recovery mode, select “backup and restore” option.

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Step 2- On next screen, select “backup” option.

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Step 3- After completing the backup, get into main menu of recovery. Now, select “install zip from sdcard” option.

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Step 4- Select “choose zip from external sdcard”.

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Step 5- Navigate to ROM file which you’ve copied earlier from PC. I’ve usedROMs folder to paste the ROM file in it.

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Step 6- Select the ROM file.

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Step 7- Confirm the installation by pressing on “Yes- Install …” option.

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Step 8- Once you complete ROM installation, get into main menu of recovery and select “wipe data/factory reset” option.

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Step 9- Select “Yes — delete all user data” option.

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(Optional) Step 10 (a)- Follow Step 3 to Step 5 again and this time select GApps file.

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Step 10 (b)- Confirm the installation by pressing on “Yes – Install …..” option.

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Step 11- Get back into menu menu of recovery and select “reboot system now” option.

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Step 12 (a)- Configure the ROM as per your requirements (like signing in into Google account or other customizations etc.). Now, again boot into recovery mode. And perform Step 1 (b) & Step 2.

Step 12 (b)- Once you get into recovery mode, follow step 3 and step 4. Now, navigate to the folder in which you’ve copied Devil Recovery & kernel files. In my case, it’s “Dual Boot” folder.

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Step 13 (a)- Highlight and select “devil_dualboot_recovery-n7100.zip” file.

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Step 13 (b)- Confirm the installation by pressing on “Yes – Install …..“.

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Step 14- Wait for CWM to complete the installation of Devil Dual Boot Recovery.

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Step 15- Get back into main menu of recovery and select “advanced” option.

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Step 16 (a)- Select “reboot recovery” option.

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Step 16 (b)- Now, your device has entered into Devil’s Dual Recovery menu. Select “reboot primary system now” option. This will boot the ROM which you’ve just flashed through previous recovery.

Step 17- Once the ROM boots, connect your phone to PC using a USB cable and check whether MTP mode is working or not.

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Step 18- After checking MTP mode, disconnect the phone from PC and again boot into recovery mode.

Step 19- In recovery menu, select “dual boot menu” option.

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Step 20- On next screen, select “enable mounting of sec. files” option.

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Step 21- Select “create secondary system image” option.

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Step 22- Now, select “enable mounting of pri. files” option. This will mount everything for primary system. i.e, you can flash / install zip to primary partition (1st ROM).

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Step 23- From main menu of recovery, select “Mounts and Storage “option. Mount the options as shown in the image below:

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Step 24- Now, select “Backup and Restore” option from the main menu of recovery.

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Step 25- Select “Restore“.

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Step 26- Select the 1st backup to restore (the one you created in step 2).

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Step 27 (a)- Confirm the action by pressing on “Yes – Restore” option.

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Step 27 (b)- Wait for CWM to finish restoring the backup.

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Step 28- After restoring the ROM to primary partition, you’ve to mount Secondary partition. Perform Step 19 and Step 20 for the same.

Step 29- Check Mount and Storage option again. To do so, perform Step 23.

Step 30- Perform Step 24 and Step 25. This time select second backup to restore (the one you created in Step 12 (a)).

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Step 31 (a)- From the main menu of recovery, select “Install Zip” option.

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Step 31 (b)- Select “Choose zip from external sdcard” option.

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Step 32- Select “kernel, Recovery or Modem” option.

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Step 33- Navigate to the directory where you’ve copied Devil Recovery and Devil Kernel files earlier. In my case, it’s Dual Boot folder (of external sdcard).

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Step 34- Select “Devil-xxxxx-DUAL-0.xx.0_xxxxxxxx.zip” file.

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Step 35 (a)- Confirm the installation by pressing on “Yes – Install Devil……“.

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Step 35 (b)- Wait till installation completes.

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Step 36 (a)- You’re almost done! Now, select “reboot primary system now” to boot your primary partition (usually TouchWiz ROM).

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Step 36 (b)- And select “reboot secondary system now” to boot into secondary partition.

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You can switch between these two ROM anytime you want. Just boot into recovery mode & perform Step 36 (a) / Step 36 (b).

Note: Internal storage won’t be accessible in Secondary ROM. But it will be available in primary partition (along with files of Secondary ROM).

Congratulations! You’ve successfully dual booted your Galaxy Note 2. Let us know how it is working for you. If you’ve any doubt or getting errors while performing steps given above then don’t hesitate to tell us. Just drop a comment below & we’ll be there to help you. Hope you are enjoying dual boot on your Galaxy Note 2​

Press Thanks :good: if I helped you it won't cost you any money..!! ;)​