Select the "Command Tool" or "Firmware Update" tab in the utility and point it to the extracted file.
Connect your printer via USB and run the TSC Diagnostic Tool. sc24526-LEUpd20221222.rar
Based on the naming convention and date tag ( 20221222 ), this file likely contains the update for the SC24526 series or specific hardware revisions. Key Details & Identification Select the "Command Tool" or "Firmware Update" tab