Samsung-j250f-u2-flash-file-firmware [FAST]
When the warning screen appears, press to enter Download Mode. Prepare Odin on PC: Open Odin as an Administrator.
Press and hold buttons simultaneously.
Click the button and select the file starting with CSC_ (to wipe data) or HOME_CSC_ (to attempt keeping data). Start the Process: samsung-j250f-u2-flash-file-firmware
Watch this step-by-step walkthrough to see the exact buttons to press and how to load the firmware into Odin correctly: Flash Firmware Samsung J250F Android 7.1.1 by Odin 3.12.7. GSM Hung Vu YouTube• Mar 14, 2018 When the warning screen appears, press to enter
