Once launched, it will simply sit on the system tray and perform its task in an incredibly efficient way. Just open the Task Manager window and see the difference between running Firefox with or without Firefox Ultimate Optimizer. Firefox Ultimate Optimizer will make your Firefox browser much lighter on resources! Hidden Content: **Nội dung ẩn: Bạn phải đăng nhập và nhấn 'Like' (Thích) để xem nội dung. Thanks!**
