This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

Natao arisiva ity resaka mitohy ity. Mametraha fanontaniana azafady raha mila fanampiana.

do i need to uninstall my current version of firefox to install firefox 4

  • 2 valiny
  • 6 manana an'ity olana ity
  • 16 views
  • Valiny farany nomen'i luigitrotta

more options

do i need to uninstall my current version of firefox 3.6.16 to install the NEW firefox 4 ?????

do i need to uninstall my current version of firefox 3.6.16 to install the NEW firefox 4 ?????

Vahaolana nofidina

if you have only one OS on your pc. the answer is NO. but you may encounter some problem there. so to avert that, you can do a complete uninstall for the previous version of firefox 3.6.x

Hamaky an'ity valiny ity @ sehatra 👍 1

All Replies (2)

more options

Vahaolana Nofidina

if you have only one OS on your pc. the answer is NO. but you may encounter some problem there. so to avert that, you can do a complete uninstall for the previous version of firefox 3.6.x

more options

Thanks for you reply cityminz i will do a complete uninstall of firefox 3.6.x and then install the new firefox 4