The .tar format is specific to Samsung devices. Unlike generic Android devices that use .img files flashed via Fastboot/ADB, Samsung devices require a specific protocol.
Once you have TWRP installed, your Galaxy On7 is ready for advanced operations. If you are planning to install a custom ROM (such as LineageOS), follow these recommended post-installation steps:
Here's a general overview:
: If your phone fails to boot into the OS after flashing, go to TWRP, select Wipe , and perform a factory reset. If it persists, you may need to flash a custom kernel or a "no-verity-opt-encrypt" zip file to bypass Samsung's security integrity checks. To help narrow down any issues or next steps, let me know: twrp-3.6.0-9-on7xelte.tar
Ensure your PC can recognize your Galaxy On7 in Download Mode.
Unpack the tar and you find an organized engine room — the .img file that will replace the stock recovery, scripts that choreograph the flashing, and metadata that whispers compatibility checks. Flashing this package with Odin is a ritual both precise and transformative: the device stares blank during repartitioned pauses, then exhales into TWRP’s soft-lit interface, where touch-responsive tiles glow like control-room buttons. “Backup,” “Restore,” “Install” — each option is a promise. You can cradle a Nandroid backup as if it were a spare heart, carve away bloat with a custom ROM, or graft Magisk for systemless root.
Toggle to ON . (Crucial: If this option is missing or not toggled, Samsung's official binaries will block the custom recovery from booting). Step 2: Boot Into Download Mode Power down your Samsung Galaxy On7 completely. If you are planning to install a custom
A custom recovery replaces your phone's default recovery mode (the menu you see when booting with special key presses) with a powerful, touchscreen-driven tool. This opens the door to advanced modifications, such as flashing custom ROMs, gaining root access, and creating full system backups.
This happens if you let the phone reboot normally after flashing. The solution is to force-reboot directly into TWRP immediately after using Odin.
The Exynos 7870 benefits from the F2FS (Flash Friendly File System) on the /data partition, offering better performance on eMMC storage. TWRP 3.6.0-9 can format and manage F2FS without errors. Unpack the tar and you find an organized engine room — the
Release all buttons when you see the Team Win Recovery Project splash screen. 🛠️ Essential First-Time Steps Inside TWRP
Proceeding with these steps will void your warranty and trip Samsung's permanently. You also accept full responsibility for any outcome.
