How do you fix a flying computer?

Curious about the team’s perspective on an answer to this question vis à vis the ideas in the report…when you follow the link there is a menu on the left of the page to easily cycle through to the recommendations.

https://www.atlanticcouncil.org/in-depth-research-reports/report/how-do-you-fix-a-flying-computer-seeking-resilience-in-software-intensive-mission-systems/#executivesummary