If by “Outliner” you mean the heavier dark lines around the model, you can turn off Profile just above Endpoints… if you mean the Profiler window, just click the X to close as @slbaumgartner said.
If by “Outliner” you mean the heavier dark lines around the model, you can turn off Profile just above Endpoints… if you mean the Profiler window, just click the X to close as @slbaumgartner said.