Firefox users need to download the firefox add-on besides the above
Unzip it, drag the wjbutton_en.xpi file to firefox window.
Click the “Install” button in the pop-up window to install it. The UltraSurf
icon will show at the right-bottom of the firefox window. Close all firefox
windows and re-open firefox.
A grey-out UltraSurf icon means UltraSurf is
disabled. A bright colorful icon means UltraSurf is enabled. Click it to
enable/disable it. To change the settings or uninstall it, go to “tools/add-ons”
Start UltraSurf program and enable the firefox add-on, your
internet activities thru Firefox will be under UltraSurf’s protection.