Fwcj05tl-sg11kb.exe- ((better))

This is the most unusual part of the filename. Standard Windows executables do not end with a dash.

Run the Fwcj05tl-sg11kb.exe file. The printer may seem inactive for about 5 minutes before the screen flashes to indicate the ROMs are updating to version SH13LC. Fwcj05tl-sg11kb.exe-

(e.g., developer build, driver, updater) This is the most unusual part of the filename

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Double-click.