To open this window, click the menu at the top of the and then click Preferences.... Then click the Filters icon at the top of the window, and then click the Updates tab at the bottom of the window. Or click the menu at the top of the and then click Filter Subcription....
See also How the Filter Update Subscription works.
You need a current Spamfire Filter Subscription in order to have access to the Spamfire Remote filters. Keeping your filter subscription current is the easiest way to maintain high filtering accuracy. A warning will appear in Spamfire if your subscription is about to expire.
This window will show you the status and expiration date of your Filter Update Subscription. You must be connected to the internet for this to work.
Click the Extend Subscription... or Upgrade to Spamfire Pro... button to purchase a subscription renewal. You can renew your Spamfire subscription for 12 months or more. Your Spamfire Subscription gives you the best possible filtering accuracy. More info.
When you renew your Spamfire subscription you will receive an emailed receipt, but there is nothing you have to install on your computer to activate your subscription. It is controlled automatically by the servers at matterform.com.
Click the Show licenses button to show any Spamfire license codes you have installed.