Full Guide to Flashing FrEeRuNnErKeRnEl for Samsung Exynos9820 Devices

1. Prepare Your Environment

• Backup: Flashing a kernel or boot image may erase all data. Backup anything important before proceeding.
• Install Required Tools: Install ADB, Fastboot, Odin, and USB drivers for your device.

2. Fastboot Method

Requirements:

• ADB & Fastboot tools installed
• The correct FrEeRuNnErKeRnEl image for your device, such as:
• FrEeRuNnErKeRnEl-beyond0lte-v2.4.img (for beyond0lte)

Steps:

1. Enable Developer Mode & USB Debugging:
2. Settings → About phone → Tap "Build Number" repeatedly to enable Developer Mode.
3. Settings → Developer Options → Enable USB Debugging.
4. Power off device → Hold Volume Up + Power.
5. In recovery, go to Advanced > fastbootd Mode.
6. Verify Fastboot Connection:

bash
fastboot devices

1. Flash Boot Image:

bash
fastboot flash boot /path/to/FrEeRuNnErKeRnEl-beyond0lte-v2.4.img
fastboot reboot

3. Odin Method (Samsung Devices Only)

Requirements:

• Odin tool (https://odindownload.com/download/Odin3_v3.14.4.zip)
• FrEeRuNnErKeRnEl kernel image already in .tar.md5 format (e.g., FrEeRuNnErKeRnEl-beyond0lte-v2.4.tar.md5)

Steps:

A. Enable Developer Mode & USB Debugging

• Same as above.

B. Reboot into Download Mode

• Power off device.
• Hold Volume Down + Bixby + Power.
• Press Volume Up when prompted to enter Download Mode.

C. Flash with Odin

1. Launch Odin on PC.
2. Connect device (should show a blue COM port in Odin).
3. Click AP (or PDA) → Select your FrEeRuNnErKeRnEl-beyond0lte-v2.4.tar.md5 file.
4. Ensure Auto Reboot and F. Reset Time are checked.
5. Click Start.
6. Wait for PASS message.

4. After Flashing

• Root Verification: Use apps like Root Checker to verify KernelSU is installed.
• Install KernelSU Manager:
• 📦 Latest Release
• Optional Root Hiding Module:
• 🛡️ ksu_module_susfs_1.5.2.zip

Important Notes

• ⚠️ Correct Image Required: Flashing the wrong image (wrong device/model) may brick your device.
• ❗ Warranty Warning: Flashing custom images may void warranty.