Simple Highlighter 0.2.1-signed No Restart
Select some text and highlight them or make them bold (or maybe hide them instead!). This addon may help your reading activity through Firefox browser.
1. Select the text
2. Right click
3. Click on "Highlight Yellow/Red" or "Make Bold" or "Hide"
This add-on has been preliminarily reviewed by Mozilla. Learn more
This add-on is not compatible with your version of Firefox because of the following: