Steps to Install Samsung Galaxy Grand 2 SM-G7102 to Android 6.0.1 marshmallow ROM with CM13.0 custom ROM. download latest custom ROM for Samsung Galaxy Grand 2 SM-G7102.
Google new version of android OS 6.0 Marshmallow available for its Nexus devices and major smartphone gets OTA updates for android 6.0 marshmallow OS firmware followed by android 5.1.1 Lollipop, there is no word about Samsung smartphone OS update for Samsung galaxy grand 2 SM-G7102 (most popular model in 2014). Already we posted the stable version of android 5.1.1 lollipop custom ROM available for grand 2 models inform of CyanogenMod 12.0 version as Samsung Galaxy Grand 2 SM-G7102 not in the official list of samsung android 5.1 lollipop update as of now. Here is the download link and guide to install or update your Samsung Galaxy Grand 2 SM-G7102 to latest android 6.0.1 marshmallow OS with CM13.0 custom ROM.
The Samsung galaxy grand 2 SM-G7102 Custom ROM installation process may end up in no results or negative results too that means device software damage as well grand 2 device hangs or startup problem. So it’s advised to you that apply this installation procedure at your own risk and the below procedure only for educational purpose. We shall not be responsible for any damage to your device.
Before entering Samsung Galaxy Grand 2 SM-G7102 updates process,
Take a Complete backup because of any data and apps lost during installation.
Use Nandroid backup to take complete existing ROM
Backup SMS, Contacts – Sync with the Gmail application or else use below app, Call Logs using “AllBackupRestore-ContactAPPSMS” and save it to online for restore
Images, Songs, Videos, Files – Copy to internal / External SD Card,
APN and MMS Settings – Note down from the path “Apps > Settings > connections > More Networks > Mobile Networks > Access Point Names”
SGG2 official firmware must in kitkat OS pre-installed Follow Samsung Galaxy Grand 2 Duos G7102 official android 4.4.2 Kitkat firmware update
Already installed CWM Recovery mode (CWMod 126.96.36.199 + or TWRP 2.7 + or Philz) and should have root access Samsung Galaxy Grand 2 SM-G7102 Rooting guide using RootGenius (Install easyrootchecker free to check your android device has Root access or Not)
Enable the USB Debugging Mode in your Samsung Galaxy Grand 2 SM-G7102 device follow this step “Settings > More > Developer option > USB debugging”.
Minimum 75% battery need before start your work
Open GApps: open_gapps-arm-6.0-stock-20160531.zip File size: 607.8MB Download
Step to install Android 6.0.1 Marshmallow CM13 custom ROM to Samsung Galaxy Grand 2 SM-G7102
Download all above listed ZIP files to your computer or laptop and transfer zip file to Grand 2 root of your SD card
Switch OFF your Samsung Galaxy Grand 2 SM-G7102 and Enter CWM Recovery by pressing Volume Up +Menu + Power buttons together and do full wipe Cache and Dalvik (everything except SD card)
From Recovery Menu, use Volume Up or Down button for navigation
Go to choose from SDcard or install ZIP from SD card and install or flash CM13.0… …zip in ClockworkMod Recovery and optionally install or Flash Google Apps too.
Optional: After Android 5.0 custom ROM and Gapps ZIP files got installed DO A DATA WIPE / FACTORY RESET (Wipe dalvik cache) (otherwise your device will be stuck at boot)
Wait for 3 to 4 minutes and go to main menu and select ‘reboot system now’.
That it your Samsung Galaxy Grand 2 SM-G7102 smartphone now ready to enjoy at latest Android 6.0.1Marshmallow OS version as uploaded in screenshot.
After rebooted check your device android version by checking Setting > More > About phone.