First you must know this download mode also called Odin Mode, it’s strictly used with the PC program called Odin. It can only support for samsung mobile phone, that means the odin mode can’t work for other android device.
I won’t be going into detail about what we use Download Mode for in this guide, but I will give some brief examples and link back to it in future tutorials.
What is Download/Odin Mode?
Odin Mode is a state that allows you to flash firmware through Odin or other desktop software. When in Download mode, you will see s triangle with an Android image in it and says “Downloading…”
Got Stuck in Download Mode, What to do?
If you stuck on the Download mode, or saying that you are stuck on the “Downloading…” screen, you can just remove and re-insert the battery then power the phone back on.
NOTE that if you unplug your device or remove the battery of your device when you are flashing firmware while in download mode, your phone probably won’t turn on anymore and be bricked.
Download Mode is essentially the same as Bootloader Mode.
How to access Odin Mode / Download Mode?
The key combos may vary by device. Generally, it’s some combination of holding a volume key or both volume keys and plugging in a USB cable that is plugged into a computer while the phone is powered off.
That you know the odin mode, next tutorials we will teach you how to root your device into Download Mode, if you feel this is useful, please sharing them for free.