On my MacBook (Leopard) laptop: When Firefox offers me Metropipe high speed proxy and I click the download button, it says it can't be installed.
When Firefox offers me, to add Metropipe high speed proxy and I click the download button, it says it can't be installed. I had this on my older Mac, but it did not transfer to my new one.
Additional System Details
Application
- User Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:16.0) Gecko/20100101 Firefox/16.0