The latest Firefox version includes security updates so downgrading to an older version leaves you more vulnerable to attacks and usually doesn't fix the problem. This article gives you some alternatives to downgrading and links to older versions of Firefox if you do choose to downgrade. Problems with an update are usually not caused by the new version of Firefox, but rather the update process.
In most cases, installing a previous version will not help. Instead, see:. Ensure all security and security-related software is fully updated. Some security software will need to be upgraded to a new version so that it is compatible with each Firefox version update. Optional software bundled with security software also may need updating. Such software may not be essential for your security but, if outdated, may interfere with the use of Firefox or cause Firefox to crash.
In the Menu bar at the top of the screen, click Firefox and select Preferences. Click the menu button and select Options Preferences. Click the menu button and select Settings. Instead of downgrading to an older, insecure version of Firefox and changing your update settings, you should consider these alternatives:. Install Firefox Extended Support Release.
Firefox Extended Support Release ESR is an official version of Firefox developed for large organizations, such as universities and businesses, but it can also be used for personal computers. Firefox ESR does not come with the latest features but it does have the latest security and stability fixes. Use the latest version of another browser. If you are not satisfied with the current Firefox version or it simply is not working right now, there are alternative browsers that you can use to browse the web.
Grow and share your expertise with others. I suggest that if Firefox works fine with your software I'm assuming their support team is helping you with something and wants you to try Firefox 7 , i would install 7, test it, if you can upgrade to Firefox 12 and your software still works do that ASAP. Well, the big problem with the new version model is that you get so much versions in a year that application that depends on it just can't follow.
In product documentation we need to say that Our product is certified with version X of this browser. Major version change should imply major changes If you are producing software how do you detect the Firefox version and show whether or not it is compatible?
If you are, or your clients are in a corporate environment there is a possibility that Firefox ESR will be in use. My understanding is that ESR has been brought out primarily to deal with this sort of problem ensuring software may be certified in an enterprise, and does not change as often so it will remain as Firefox 10 with point releases for a while.
Usually the browser is installed on the server itself and the server do not have access to internet or they use their own browser which is still in too many big company IE I've never seen or heard of Firefox ESR before, good to know, I'll spread the word ; In bank, it's often a portable version which is used, not officialy but it's more and more packaged and deployed. Search Support Search.
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