Daily vs Cumulative Installs
The number of vehicles that installed an update per day, versus the total number of vehicles that have this update installed.
Daily Rollout vs Cumulative Rollout
The number of vehicles that gained or lost access to this update per day. Negative numbers mean that an update is no longer available for some vehicles. It can be caused by installation failures or Tesla preparing to roll out a new update.
Pending Installs
The number of vehicles that have an update pending and haven't installed it.