The Heimdall software package comes with its own installer, so all you have to do is provide the admin password, and restart your computer when prompted. Effortless to install software solution for flashing Samsung Galaxy phones Keep in mind that flashing firmware to your mobile device is a potentially damaging practice, and that you will void your warranty, while possibly rendering your phone useless. On the host machine, sideload the package using: adb sideload is an open source and cross platform utility that offers you the possibility to flash Samsung Galaxy devices.On the device, select “Advanced”, “ADB Sideload”, then swipe to begin sideload.Return to the previous menu and tap Advanced Wipe, then select the Cache and System partitions and then Swipe to Wipe.

This will remove encryption and delete all files stored in the internal storage.

Now tap Format Data and continue with the formatting process.

When the blue text appears, release the buttons.

With the device powered off, hold Volume Up + Home + Power.

If you are not in recovery, reboot into recovery:.

Optionally, download an application package add-on such as Google Apps (use the arm architecture).

Build a LineageOS installation package.

If you don’t the stock ROM will overwrite the custom recovery with the stock recovery, and you’ll need to flash it again. Note: Be sure to reboot into recovery immediately after installing the custom recovery. You can verify Heimdall is functioning by opening a Terminal and running heimdall version. Now drag heimdall down into the /usr/local/bin symlink provided in the DMG. Now copy heimdall into a directory in $PATH, a common one on most distros will be /usr/local/bin.

Linux: Extract the Heimdall suite zip and take note of the new directory containing heimdall.

If you receive an error, install the Microsoft Visual C++ 2015-2019 Redistributable Package (x86) on your computer.

You can verify Heimdall is functioning by opening a Command Prompt or PowerShell in that directory and running heimdall version.

Windows: Extract the Heimdall suite zip and take note of the new directory containing heimdall.exe.

Download and install the appropriate version of the Heimdall suite for your machine’s OS.

The preferred method of installing a custom recovery is through Download Mode – rooting the stock firmware is neither necessary nor required. Heimdall is a cross-platform, open-source tool for interfacing with Download mode on Samsung devices. Samsung devices come with a unique boot mode called “Download mode”, which is very similar to “Fastboot mode” on some devices with unlocked bootloaders. Important: Please read through the instructions at least once before actually following them, so as to avoid any problems due to any missed steps!

Using heimdall