v4.7 [Nov 23, 2013]
1. Added URL filtering to Firefox.
2. Other bug fixes.
v4.3 [Sep 1, 2013]
1. Added Sandbox. Programs running in sandbox are isolated from the system to improve security.
2. Added Trace cleaner. It will clear traces left by web browsing, documents and playing media.
3. Added Anti-spyware to Windows Action Center.
4. Other bug fixes.
