

The installed file PFKeyUpdate.exe is the auto-update component of the program which is designed to check for software updates and notify and apply them when new versions are discovered. The setup package generally installs about 4 files and is usually about 1.48 MB (1,555,116 bytes). The primary executable is named CCFLIC0.exe.

Delaying the start of this service is possible through the service manager. It adds a background controller service that is set to automatically run.

Manually stopping the service has been seen to cause the program to stop functing properly. Upon being installed, the software adds a Windows Service which is designed to run continuously in the background. While about 42% of users of M4 Common Licensing come from the United States, it is also popular in United Kingdom and France.The most common release is 00012.00001.00938.00000, with over 98% of all installations currently using this version. Relative to the overall usage of users who have this installed on their PCs, most are running Windows 7 (SP1) and Windows XP. The most common release is 00012.00001.00938.00000, with over 98% of all installations currently using this version.
