1. To install Zotero desktop app go to zotero.org and click on Download
2. Install Zotero Connector (for Chrome, Firefox or Safari)
The members of Zotero community developed different plugins.
To install a plugin in Zotero:
1. Download plugin's .xpi
file to your computer
2. Click “Tools → Add-Ons” in Zotero
3. Drag the .xpi
for the plugin onto the Add-Ons window that opens
For the whole list of plugins go to:
https://www.zotero.org/support/plugins#plugins_for_zotero
Note: for apps and plugins for mobile devices, see mobile.