: Download the SDK for Android OS or matching print service APK utility provided on the developer site to link your device via Bluetooth. Essential Post-Installation Calibration
If you continue to experience connectivity issues, it is advisable to contact ZJIANG customer support directly via their official hotline (400-609-0869) or visit their service portal at www.zjiang.com for the latest updates.
Download the macOS compatible driver package ( .dmg or .pkg ).
If you have recently purchased a POS-9210-L or are moving it to a new computer, this guide covers where to find the driver and how to install it correctly.


: Download the SDK for Android OS or matching print service APK utility provided on the developer site to link your device via Bluetooth. Essential Post-Installation Calibration
If you continue to experience connectivity issues, it is advisable to contact ZJIANG customer support directly via their official hotline (400-609-0869) or visit their service portal at www.zjiang.com for the latest updates.
Download the macOS compatible driver package ( .dmg or .pkg ).
If you have recently purchased a POS-9210-L or are moving it to a new computer, this guide covers where to find the driver and how to install it correctly.