How can I remove mail.ru toolbar? It doesn't appear in ads or extensions?
Please read the articles
If the above does not help you may need to consider that it could be part of a deeper malware problem, if so see
Are you in Russia or a Russian speaking area ? You may be interested in related threads
By using Uninstalling manually method , after open the Open Containing Folder search inside the folder by name sputnik ,then delete it , restart Firefox will not see the toolbar again.
Please say what you have tried.
Remember such software
Whilst I am not aware of a connection with anything called sputnik that may well be advice from someone with knowledge of mail.ru problems and so should be considered worth trying.
Download and Install MalwareBytes Anti-Malware, run a full Scan. http://www.malwarebytes.org/. This helps check that there are no viruses on your computer causing issues. You can uninstall this program after you clean off any infections.
Try resetting your browser. Go to Tools or the orange Firefox button > Help > Restart with Add-ons disabled. You can also close Firefox. Hold Shift key while you click on Firefox shortcut. Select "Reset all user preferences to Firefox defaults" > "Make changes and restart".
Just take note that you will need to reinstall your add-ons and set your homepage again. Your saved passwords and bookmarks will also need to be backed up as they will be erased. If you need to back them all up, use FEBE add-on. It will allow you to back up and restore your other add-ons, passwords, bookmarks, form-fill history, cookies, and more.