To download the latest Mozilla Firefox browser version, you can click on the following link − https://www.mozilla.org
Then after installing it, we need to secure the Mozilla browser by following these steps −
You can auto-install the updates by going to Menu → Options → Advanced → Update Tab. Check all the checkboxes and select “Automatically install…” & “Warn me…”.
To block pop-ups, follow the path Menu → Options → Content. Make sure the first two boxes are checked (Block pop-ups & Load images).
Go to Menu → Options → Security. Check the top three boxes that start with “Warn me…” and “Block…”.
Go to Menu → Options → Security. Uncheck the "Remember logins..." box.
To block cookies, go to Tools Menu → Options → Privacy → History → Check the “Remember..." box under and uncheck “Accept Cookies from sites”.
Get Add-ons – type Adblock plus created by Wladimir Palant.