I have an older macbook and the internet told me to upgrade safari to 8.0.6 I did now safari will not run because my operating system is 10.7.5 and can not run that version of safari now all I want to do is get back my old version of safari. how do I

Restore from your Time Machine backup to a date prior to the update.

Hi. Using a time machine backup is the easiest way. If you do not have a time machine backup, you will need an internet connection to download safari from apple support downloads safari. The only version I could get was for snow leopard but it should work. You would also need to download pacifist. If you can do this you can use software update to get to the most recent version for your OS The link i'm giving you down at the bottom shows how.http://forums.macrumors.com/threads/how-can-you-downgrade-safari.1714490/