Tap . The system will scan the USB drive, display the file version, and prompt you with a confirmation window. Select YES to begin the flash process.
For most Clarion head units, the update must be performed manually via an external drive: Clarion North and South America | Software Update/Download clarion px4226aa firmware update hot
If you can tell me the and the specific issue you're experiencing (e.g., Bluetooth disconnecting, Apple CarPlay not working), I can provide more tailored advice and check if a specific firmware version is required. display the file version
Clarion PX4226AA is a multimedia head unit typically found in Toyota vehicles (such as the Alphard, Vellfire, and Fortuner). Updating its firmware is essential for maintaining app compatibility and ensuring system stability. Overview of Update Procedures Apple CarPlay not working)