Use a tool like 7-Zip or WinRAR to extract the contents.
Firmware for these devices is usually flashed using the Diagnostic Tool (DiagTool) available on the TSC Printers Support site. Common Reasons for This Update sc24526-LEUpd20221222.rar
The file appears to be a firmware update package for TSC barcode printers . 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 Ensure your printer is connected to a stable
Select the "Command Tool" or "Firmware Update" tab in the utility and point it to the extracted file.
The .rar archive typically includes the .img or .bin firmware file along with an update utility.
Connect your printer via USB and run the TSC Diagnostic Tool.