Rooting Guide for Samsung Comment 2 R390C – Step-by-Step

Learn how to root your Samsung Comment 2 R390C with our detailed 2025 guide. Unlock full control with Magisk, TWRP, and DigitalNerds.

Samsung Comment 2 R390C

How to Root Samsung Comment 2 R390C

This guide provides step-by-step instructions to root your Samsung Comment 2 R390C using Magisk, Odin, and TWRP. Unlock custom ROMs, rooted apps, and more with DigitalNerds.

1. Prerequisites for Rooting Samsung Comment 2 R390C

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 Comment 2 R390C (Download)
Firmware for Samsung Comment 2 R390C (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 Comment 2 R390C

⚠️ 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 Comment 2 R390C

Download the latest firmware for Samsung Comment 2 R390C: 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 Comment 2 R390C

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 Comment 2 R390C

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

Alternate Option for Rooting Samsung Comment 2 R390C

If you're unsure about flashing manually, try a trusted service where professionals handle rooting your Samsung Comment 2 R390C 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 Comment 2 R390C on:
👉 XDA Forums

(Note: Verify compatibility with your Samsung Comment 2 R390C firmware version.)

FAQs About Rooting Samsung Comment 2 R390C

What is rooting Samsung Comment 2 R390C?

Rooting your Samsung Comment 2 R390C 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 Comment 2 R390C safe?

Rooting Samsung Comment 2 R390C 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 Comment 2 R390C?

Yes, you can unroot Samsung Comment 2 R390C by flashing stock firmware via Odin. Visit DigitalNerds for an unrooting guide.

Troubleshooting Rooting Issues for Samsung Comment 2 R390C

Fix Samsung Comment 2 R390C Bootloop After Rooting

If your Samsung Comment 2 R390C 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 Comment 2 R390C

Ensure you’ve flashed the correct magisk_patched.tar file in Odin. Check compatibility with your Samsung Comment 2 R390C firmware version.

You’re All Set!

You've successfully rooted your Samsung Comment 2 R390C! 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 Comment 2 R390C Specifications