And actually the Enterprise never ever landed in other films because it was not designed to ever land, and would break apart on entering an atmosphere?
"Tomorrow is Yesterday". The Enterprise is identified as a UFO against blue sky.
It can withstand wormholes, nebulas, giant amoeba and other space anomalies, but would "break apart" just by entering atmosphere?
It is called Great Movie Blockbuster Writing.
If your new technology makes the basic premise of your whole setting and franchise -- adventuring in a starship -- completely redundant
When I was in New York, people tried to encourage me to use the subway trains, to get from place to place, but I much preferred to walk a different avenue each day, and check out all the sights and shops between my hotel and my destinations. I was on vacation; my time was my own.
Transwarp beaming, even if it became more predictable and safe, would not replace starships undertaking exploration and scientific research. It's about the journey, not the destination.