When you uninstall the GlobalProtect app for
macOS, and then install a new instance of the app, you may encounter
connection issues if the GlobalProtect enforcer kernel extension
is not updated correctly. A kernel extension (kext)
is a plugin for the macOS operating system that manages applications.
If you cannot connect to GlobalProtect after installing a new instance
of the app, use the following procedures to locate and remove the
GlobalProtect enforcer kernel extension.