To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!Close
Welcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.Close
Be careful with old versions!
These versions are displayed for reference and testing purposes. You should always use the latest version of an add-on.
1. Install it
2. Right click on any image when you on Google Plus
3. Click on View Full-size
This will open a full-size image in a new tab. Works with any image in your stream (except of those from external links), thumbs and small profile images.