Install the Samsung USB Drivers on your PC to ensure the device is recognized.
The screen shows a phone, a PC, and a yellow triangle. This is emergency download mode—it’s your phone screaming for a reflash. samsung e1200t flash file repairmymobile
Ensure you are holding the correct boot key while connecting. Samsung E1200T Flash File Repair: A Comprehensive Guide
Once complete, the tool should indicate "Flash Done" or "All Done". Troubleshooting Common Errors Failed Configuration samsung e1200t flash file repairmymobile