The following describes how to change these settings in your installation of Firefox and Thunderbird.
'''Important:''' This change will be permanent, such that it can only be changed again by you. This change will not be affected by upgrading to newer versions of Mozilla software.
[[Firefox]]
# Click on '''OK''' in the '''Certificate Manager'''
# Close the '''Options/Preferences''' window
'''Important:''' This change will be permanent, such that it can only be changed again by you. This change will not be affected by upgrading to newer versions of Mozilla software.
== Deleting a Root Certificate ==