t-online_toolbar_2.0.dll is a process that belongs to the T-Online Toolbar program. If you have seen this file on your computer and associated an error with it, it probably means that you have a problem with your computer’s registry.
The registry is a vital component of your computer. When it isn’t working properly, it can affect the speed of your computer. When there is an error, it can cause blue screen errors, and it can cause other application to not work properly. It is very important to find out the nature of the error. There is a possibility that it could actually be a virus acting as if it is a legitimate DLL.
ZookaWare PC Cleaner is a registry cleaner that can solve all of your error problems. ZookaWare PC Cleaner is a member of the Better Business Bureau and comes from a company that has been in the industry for many years. ZookaWare PC Cleaner usually fixes the errors on the first scan.