If you did not intentionally download a tool with this exact name, you should treat it as a security threat. Delete the file and perform a full system scan immediately.
: Use the Windows Disk Cleanup tool or "Storage Sense" in Settings to remove temporary files where these executables often hide. Fwcj05tl-sg11kb.exe-
No single antivirus catches everything. Use this layered approach: If you did not intentionally download a tool
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-