BYD SEALION 7 software update 3.1.0: owner guide

New functions listed by BYD

• Combined Intelligent Cruise Control (ICC) and Lane Departure Assist (LDA) operation
• Curve-speed adjustment for ACC and ICC
• Prevention of passing on the inside for ACC and ICC
• Accelerator override for adjusting cruise speed
• ICC emergency-stop behaviour after sustained hands-off detection, including deceleration and hazard lights
• A hands-off restriction that disables ICC after three warnings and requires a restart

Optimisations listed by BYD

• User interface
• Android Auto and Apple CarPlay
• Radio-signal switching logic
• Climate-control fan operation
• Translations

This summary is based on BYD’s official SEALION 7 software archive. Wording and availability may vary by vehicle and market.

Step by step: prepare for an offered update

1. Record the complete installed version and confirm the prompt names SEALION 7 version 3.1.0.
2. Park safely and read the entire update notification.
3. Meet the battery, connection and other requirements shown by the vehicle.
4. Record important preferences, then follow only the vehicle’s installation prompts.
5. Wait for completion and do not interrupt the installation unless instructed.

For the complete workflow, use our BYD OTA update guide and the official manual for your vehicle. Never install unofficial packages.

Step by step: check the result

1. Record the complete new version.
2. Check phone connectivity and preferred settings while parked.
3. Review driver-assistance settings while stationary and test only in safe, legal conditions.

If it fails: retain the exact version and error wording for authorised BYD support.