how to speed up your browser firefox

type the following URL in your mozilla firefox browser: about:config

find the following config
first :

* browser.history_expire_days_min change the value to 10 (default 90)

second :

* browser.sessionhistory.max_total_viewers change the value to 1 (default -1)

third :

* network.http.max-connections change the value to 100 (default 30)

fourth :

* network.http.max-connections-per-server change to 20 (default 15)

fifth :

* network.http.max-persistent-connections-per-server change the value to 8(default 6)

sixth :

* network.http.pipelining change to true (default false)

seventh :

* network.http.proxy.pipelining change to true (default false)

eighth :

* network.http.pipelining.maxrequests change the value to 8 (default 4)

ninth :

* network.http.request.max-start-delay change the value to 0 (default 10)

tenth :

* network.prefetch-next change to false (default true)

good luck !!