Zlink 3.9.27 -

Go to Settings > System Settings > System Update on your head unit and select the USB file.

If you accidentally deleted ZLINK during a system reset, the underlying application data is typically cached within your factory recovery partition, waiting to be toggled back on. zlink 3.9.27

Before attempting any updates or troubleshooting, it's helpful to know which version you're currently running. Here's how to find this information on most Android head units: Go to Settings > System Settings > System