Trình duyệt firefox cahe hình ảnh, jsscript, webpage giúp bạn load nhanh hơn khi vào web ! Các bạn có thể xóa đi sau vài tháng sử dụng để tối ưu dữ liệu, tiết kiệm dung lượng !

Clear the cache

At the top of the Firefox window, click on the Firefox button (Tools menu in Windows XP) and then click Options
Select the Advanced panel.
Click on the Network tab.
In the Cached Web Content section, click Clear Now.
Click OK to close the Options window

You can set Firefox to automatically clear the cache when Firefox closes:

At the top of the Firefox window, click on the Firefox button (Tools menu in Windows XP) and then click Options
Select the Privacy panel.
In the History section, set Firefox will: to Use custom settings for history.
Select the check box for Clear history when Firefox closes.
Beside Clear history when Firefox closes, click the Settings... button. The Settings for Clearing History window will open.
In the Settings for Clearing History window, click the check mark box next to Cache.
- For more information on the other options, see Clear Recent History .
Click OK to close the Settings for Clearing History window.
Click OK to close the Options window