Mozilla.org on January twenty six two thousand seventeen officially released Mozilla web browser version 51.0.1. This latest version includes two bug fixes.
* Multiprocess incompatibility registration bug
* Geolocation Windows bug
You can install Mozilla FireFox 51.0.1 manually by selecting "Help" then select "About Firefox". In about Mozilla Firefox you will either see that your web browser is up to date or click on an "Update to 51.0.1" button. You can download and install Mozilla FireFox version 51.0.1.
Another way to upgrade Mozilla FireFox is with automatic updates. Click on "Tools" then select "Options". Click on "Advanced" tab.
Select an "Update" tab. In update you have three options:
* Automatically install updates
* Check for updates
* Never check for updates