Look for the correct variant. The E1200T is usually for specific regions (Thailand, Vietnam, India, Middle East). Select the one matching your region’s baseband.
Go to the official Repairmymobile website (or their trusted mirror site).
If your Samsung E1200T is stuck on the boot logo, showing a "Connect to PC" error, restarting in a loop, or has died completely—
Open UpgradeTool.exe (or ResearchDownload.exe ) as Administrator.
Use the search bar and type: Samsung E1200T flash file
Click the download button. The file size is typically between 20MB and 45MB (very small compared to smartphone ROMs).