Install for nostalgia. Keep for the furniture that no longer renders anywhere else. But log in only with burner accounts.
You are wearing an HD avatar skin or a derived product using "Fit" sliders. Fix: Change your avatar in the modern client first. Wear a "Classic Starter Avatar" (e.g., "Basic Female v1" or "Male Classic 2008"). Save the outfit. Then log into the Historical Viewer. imvu historical room viewer install
Do not download from random "free credits" websites. The only safe repository for the Historical Room Viewer is the (hosted on community GitHub pages or dedicated VK.com groups). Install for nostalgia