Rooting Guide for Samsung S II LTE I9210 – Step-by-Step

Learn how to root your Samsung Galaxy S II LTE I9210 with our detailed 2025 guide. Unlock full control with Magisk, TWRP, and DigitalNerds.

Samsung Galaxy S II LTE I9210

How to Root Samsung S II LTE I9210

This guide provides step-by-step instructions to root your Samsung Galaxy S II LTE I9210 using Magisk, Odin, and TWRP. Unlock custom ROMs, rooted apps, and more with DigitalNerds.

1. Prerequisites for Rooting Samsung Galaxy S II LTE I9210

A Windows PC
A USB cable
At least 60% battery
Samsung USB Drivers installed (Download)
Odin Flash Tool (Download)
Magisk APK (Download)
TWRP Recovery for Samsung Galaxy S II LTE I9210 (Download)
Firmware for Samsung Galaxy S II LTE I9210 (Download)

2. Enable Developer Options, OEM Unlock, and USB Debugging

Go to Settings > About phone > Software information
Tap "Build number" 7 times until you see "You are now a developer!"
Go to Settings > Developer options
Enable "OEM unlocking"
Enable "USB debugging"

3. Unlock the Bootloader on Samsung Galaxy S II LTE I9210

⚠️ This will wipe your data. Backup everything important.

Turn OFF your phone.
Press and hold VOLUME UP + VOLUME DOWN together.
While holding both buttons, connect your phone to PC via USB.
You will see a WARNING screen.
Press Volume UP to enter Bootloader Unlock mode.
Press and hold Volume UP again to confirm.
Device will reset and reboot.

After reboot, re-enable USB debugging and OEM unlocking if needed.

4. Download and Extract Firmware for Samsung Galaxy S II LTE I9210

Download the latest firmware for Samsung Galaxy S II LTE I9210: Download
Extract the zip file. You will get:
- AP_xxx.tar.md5
- BL_xxx.tar.md5
- CP_xxx.tar.md5
- CSC_xxx.tar.md5 or HOME_CSC_xxx.tar.md5

5. Patch AP File with Magisk for Samsung S II LTE I9210

Install Magisk APK on your phone.
Open Magisk > Install > Select and Patch a File
Select the AP_xxx.tar.md5 file from the extracted firmware.
Magisk will generate a patched file: magisk_patched.tar
Transfer this file to your PC.

6. Flash Patched Firmware via Odin

Reboot device to Download Mode again (same as bootloader unlock steps).
Open Odin on PC.
In Odin:
- AP: magisk_patched.tar
- BL: BL_xxx.tar.md5
- CP: CP_xxx.tar.md5
- CSC: HOME_CSC_xxx.tar.md5 (use CSC_xxx.tar.md5 only if you want to wipe data)
Uncheck "Auto Reboot" in Odin options.
Click "Start" to flash.

7. Boot into Recovery and Reboot to System

After flashing, boot into TWRP recovery manually:
- Press and hold Power + Volume Up while phone is off.
In TWRP:
- (Optional) Wipe data if needed.
- Reboot to system.

8. Verify Root Access for Samsung Galaxy S II LTE I9210

Open Magisk app.
It should show "Installed" and "Rooted".

Alternate Option for Rooting Samsung S II LTE I9210

If you're unsure about flashing manually, try a trusted service where professionals handle rooting your Samsung Galaxy S II LTE I9210 remotely. Ideal for avoiding risks with tools like Magisk or TWRP.

🌐 Try it here: https://oneclickroot.com/root-now/

Alternatively, find pre-patched root files for Samsung Galaxy S II LTE I9210 on:
👉 XDA Forums

(Note: Verify compatibility with your Samsung Galaxy S II LTE I9210 firmware version.)

FAQs About Rooting Samsung Galaxy S II LTE I9210

What is rooting Samsung Galaxy S II LTE I9210?

Rooting your Samsung Galaxy S II LTE I9210 grants superuser access, allowing you to install custom ROMs, use rooted apps, and customize your device with tools like Magisk or TWRP.

Is rooting Samsung S II LTE I9210 safe?

Rooting Samsung S II LTE I9210 is safe if you follow our guide carefully. Backup data, use verified tools like Magisk, and avoid unofficial firmware to prevent issues.

Can I unroot Samsung Galaxy S II LTE I9210?

Yes, you can unroot Samsung Galaxy S II LTE I9210 by flashing stock firmware via Odin. Visit DigitalNerds for an unrooting guide.

Troubleshooting Rooting Issues for Samsung Galaxy S II LTE I9210

Fix Samsung Galaxy S II LTE I9210 Bootloop After Rooting

If your Samsung S II LTE I9210 is stuck in a bootloop, boot into TWRP recovery and wipe cache/data. Reflash the Magisk-patched firmware using Odin.

Magisk Not Installed on Samsung S II LTE I9210

Ensure you’ve flashed the correct magisk_patched.tar file in Odin. Check compatibility with your Samsung Galaxy S II LTE I9210 firmware version.

You’re All Set!

You've successfully rooted your Samsung Galaxy S II LTE I9210! Enjoy custom ROMs, rooted apps, and full control with DigitalNerds.

⚠️ Rooting your device may void the warranty and can potentially brick your phone if not done correctly. Proceed only if you understand the risks.

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View Samsung Galaxy S II LTE I9210 Specifications