Yes, if bad parts means mushy or that they don't eventually grow new foliage. I didn't see anything in your pics I would cut off at this point, but without being able to feel the plant, I don't have all of the info.
Knowing generally where you are, like which state in the US or country, and which way your window faces would be helpful to know if your plant might like it, vs. where it is now. For winter, I put mine close to a S window. Now that it's back outside, it's where the sun shines on it for about 3 hours in the morning.
You can include info about your location in your profile, to show up automatically next to your name, so you don't need to remember to include it or make the effort to type it when posting. In gardening like in real estate, it's all about location, location, location.