Kext and System Extension support depends on the version of the agent and the macOS. Use the following tables to determine what is supported and what needs to be done in regards to agent installation.

X = Supported

Table 1. macOS Agent 8.7.x +
Mojave (10.14.x) Catalina (10.15.x) Big Sur (11.x) Monterey (12.x)
KEXT X X
System Extensions X X
Table 2. macOS Agents 8.5, 8.6
Mojave (10.14.x) Catalina (10.15.x) Big Sur (11.x)
KEXT X X X
System Extensions