SEQURE PRODUCT Firmware Upgrade

Firmware update steps: The user holds down the "A" button and does not let go. After connecting the PC and soldering iron using USB, the "UPDATE" interface appears on the soldering iron screen. Paste the downloaded firmware in the computer disk, and the "READY" in the soldering iron screen changes to "YES", the firmware is successfully upgraded, and the connection is disconnected.    ...

S60 Firmware Upgrade  Version:  S60_V1.15.1 (supports Chinese and English) S60_V1.15.2 (supports Russian and English)

S20 Firmware Upgrade  Version:  S20_V1.09.1 (supports Chinese and English) S20_V1.09.2 (supports Russian and English)

SI012 Pro Firmware Upgrade  Version:  SI012 Pro_V1.08.1 (supports Chinese and English) SI012 Pro_V1.08.2 (supports Russian and English)