Roadtop Carplay Update 2021 -

The Road Top CarPlay Evolution: Modernizing the In-Car Experience

5. Troubleshooting Common Issues

Let me know your exact car model, year, and current screen type — I can confirm compatibility and give you the exact Roadtop kit you’d need. The Road Top CarPlay Evolution: Modernizing the In-Car

Phase 3: Post-Update Setup

Re-pair your iPhone’s Bluetooth (delete the old “RoadTop-XXXX” device first).
Go to Settings → CarPlay → select Full Screen Mode if available.
Test reverse camera, steering wheel controls, and audio.

❌ Cons

Not plug-and-play for all cars – requires coding in some BMW/Audi models.
External mic may be lower quality than factory.
Lag – slight delay (0.3–0.5s) in wireless mode, worse in some units.
Firmware bugs – occasional Bluetooth drop, screen blackout.
Heat – cheap enclosures can overheat in summer.
No factory integration like HUD directions (limited).

Users must first identify their specific hardware version (e.g., B2-Version vs. NBT-Version) within the unit's "System" settings. Sourcing the File: ❌ Cons

Users must match their hardware version (e.g., B2-Version or NBT/CIC type) with the correct firmware file. Installing the wrong software can "brick" the unit. USB Preparation:

Navigate Settings: Go to the Setup or Settings menu on the Road Top interface. Initiate Update: Select Software Update or System Update.