So here how you will able to add this add-on to your mozilla.ollow few steps below :
1. Go to the download link bellow Or click here
2. Now you will see Add To Firefox button click it.
3. Wait few seconds so that till the downloading process finish.
5.Wait a few seconds and you will asked for restarting your computer.Click Restart Now and done your add-on successfully install in your pc.
Click Here To Download Personas Plus Add-on