Click . Do not disconnect the cable until the tool displays a "Pass" or "Finished" message. Important Warnings

: Detects and flashes PIT (Partition Information Table) files if they are included in the firmware package.

Pro Tip: Use the file instead of the standard CSC if you want to keep your data. Execute the Flash : Connect the device via a high-quality USB cable.

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: Always ensure the firmware version exactly matches your device's model number (e.g., SM-G991B) to prevent permanent hardware damage.

: Often compressed for fast execution, though this may cause false positives in some antivirus software. How to Flash Samsung Firmware Safely

Modern versions of this utility focus on simplicity and automation to reduce the risk of manual errors: