Version 3.0 is a disaster. The developers must be getting paid by a competitor to destroy their product. It has become useless. Now even Tools in Google Search is blocked, can't change language and period anymore. Ridiculous.
You can read up on the background of this update here: https://adblockplus.org/blog/the-plan-towards-offering-adblock-plus-for-firefox-as-a-web-extension. If you have issues, our forums is where you can get help.
