systemctl-unset-environment
Unset one or more service manager environment variables. tldr-pages
On Linux
Linux
Unset one or more service manager environment variables. This undoes the effect of systemctl set-environment.
Unset a single environment variable
systemctl unset-environment varIdentifyUnset multiple environment variables at once
systemctl unset-environment var1 var2 ...IdentifyUnset an environment variable in the user service manager
systemctl unset-environment var --userIdentify