[FIXED ON LIVE 1.19.8.0] You are missing packages that are essential to run Microsoft Flight Simulator. Please update the application and try again

Bug Reporting Hub Resolved
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475

This issue seems to be affecting quite a few people who are installing the sim for the first time or are re-installing MSFS of late.

There is a thread here where a CM is trying to collect information on this latest incarnation of this issue.