There is also a corresponding extension for FireFox, which can be used to do it directly from the browser level.
Unpack and upload it to the /wp-content/plugins/ directory.
Activate the plugin through the 'Plugins' menu in WordPress.
Key features "OneClick Installer":
· Install any plugin/theme from the zip file on your hard drive.
· Install any plugin/theme from any URL of the zip file
· perform easy maintenance and upgrades
· automatically checks for updates, and installs updates itself, if required.
· Auto diagnostics whether everything is working properly.
· One touch zip backup of all your themes and plugins for your downloading pleasure.
· Experimental "upload and auto-activate"
· WordPress 1.5 or higher
Top 4 Download periodically updates information of OneClick Installer 0.9.9 script from the developer, but some information may be slightly out-of-date.
Our script download links are directly from our mirrors or publisher's website. OneClick Installer 0.9.9 torrent files or shared files from free file sharing and free upload services, including Rapidshare, MegaUpload, YouSendIt, MailBigFile, DropSend, HellShare, HotFile, FileServe, MediaMax, zUpload, MyOtherDrive, SendSpace, DepositFiles, Letitbit, LeapFile, DivShare or MediaFire, are not allowed!