BMW 6 Series Infotainment Upgrade

I'm seeking a freelancer to upgrade the NBT EVO ID5/ID6 infotainment software on my BMW 6 Series F12.

Requirements:
- Upgrade to latest NBT/EVO version
- Ensure all features function post-upgrade
- Provide a detailed project proposal

Ideal skills and experience:
- Expertise in BMW infotainment systems
- Proven track record with software upgrades
- Strong attention to detail

Please include detailed project proposals in your application.