Sc24526-leupd20221222.rar -

Use a tool like 7-Zip or WinRAR to extract the contents.

Ensure your printer is connected to a stable power source during the update. A power interruption while flashing firmware can "brick" the device, making it unusable. Firmware V3.1.1 for SCALANCE SC622-2C, SC626- ... - Support sc24526-LEUpd20221222.rar

Improved stability for USB or Ethernet connections. Use a tool like 7-Zip or WinRAR to extract the contents