how to install older versions of firefox on ubuntu

The first thing to do is to look at the available versions, by running apt policy firefox ( apt-cache policy works as well):

I currently have Firefox 65 installed in Ubuntu 18.10, and I want to downgrade it using apt. To downgrade a package to a specific version, you'll need to append =version after the package name in the installation command, with version being the version to which you want to downgrade the package: How To List All Packages In A Repository On Ubuntu, Debian Or Linux Mint.How To Search Available Packages From Command Line In Debian, Ubuntu Or Linux Mint.How To Keep A Package From Updating In Ubuntu, Debian Or Linux Mint.How To Find The Package That Provides A File (Installed Or Not) On Ubuntu, Debian Or Linux Mint.How To Show A History Of Installed, Upgraded Or Removed Packages In Debian, Ubuntu or Linux Mint.To be able to downgrade a package in Debian, Ubuntu or Linux Mint (and other Debian/Ubuntu-based Linux distributions), the package version to which you want to downgrade must be available in a repository. Sometimes you may encounter issues with a recently upgraded package, and you want to downgrade it. Users may also be prompted with 'Adobe Flash Player was blocked because it is out of date'.This article explains how to downgrade a package to a specific version using apt, in Debian, Ubuntu or Linux Mint (from the command line).Users may be prompted to allow the older version of Flash to run when first launching the Viewer.Once you do that, you should be able to view images in the MarkView Viewer. Click the icon as shown below and click to Allow.

When Viewing from Process Monitor, on the first attempt to view an image, users may see the following:ģ.Ignore all prompts to update Firefox that may come up upon launching.(Note: SupplierExpress is a Kofax product and the instructions on this site apply to MarkView as well)Īdditional Notes/Tips for Viewing Images:

T o try using an older browser version, you can refer to the instructions available at the following link: If you are able to utilize an older browser version that still supports Adobe Flash, then you may still be able to utilize the MarkView Viewer on versions <= 9.x.

How to install older versions of firefox on ubuntu