check and troubleshoot the localstore.rdf file

• http://kb.mozillazine.org/Corrupt_localstore.rdf

then move them back onto the addon bar (or wherever you want them)

• Customize Firefox controls, buttons and toolbars

Thanks for the try but it has made it worse. Adblocker was still there after and I deleted the other addons and reinstalled and non appeared!! Cheers PS I cannot drag and drop because nothing will pick up.

try this in a new profile, and then transfer bookmarks etc to it if it works

• Profile Manager - Create, remove or switch Firefox profiles
• Recover important data from an old profile