Trying to (like Nitdroid or Ice Cream Sandwich) on a Nokia N9?

: Open WinFlasher 3.12.1.exe. The software will likely detect your connected device and display its information.

After download, compute the SHA-256 hash. For a legitimate copy of WinFlasher 3.12.1.exe, the hash should be consistent across reputable communities. (Note: Always cross-reference with multiple sources.)