Because the PT8100 is an older model (discontinued in many markets), you may need to turn to radio enthusiast forums like RadioReference.com , CommunicationsSupport.co.uk , or HamRadioIndia . The typical filename you are looking for is:

To get started with the Kirisun PT8100 programming software, users need to:

: The software allows you to configure advanced safety features such as: Lone Worker Mode

: Click Write to upload your new configuration to the radio.