1
Click Download Extension and extract the zip
2
Open chrome://extensions in a new tab
3
Enable Developer mode (toggle in top right)
4
Click Load unpacked and select the extracted folder
5
Click the extension icon in your toolbar and set your name
The extension stays installed until you remove it. Updates require re-downloading.
1
Click Download Extension above
2
Click Open Firefox Debugging to open the addon page
3
Drag the downloaded perch-observer.xpi onto the debugging page
4
Click the extension icon in your toolbar and set your name
This installs as a temporary addon and will be removed when Firefox restarts.