: Browse or search for any extension you wish to add.
: Open Opera and navigate to the Opera Add-ons page .
: Go to the Chrome Web Store in your Opera browser.
: Click the cube icon at the bottom of your sidebar or type opera://extensions in the address bar.
: For some Chrome extensions, you must manually confirm the installation. Click the Extensions (cube icon) in your sidebar, go to the Extensions Manager, and click Install on the pending extension. 3. Managing Your Add-ons Once added, you can customize how your extensions behave: