This is a weird one.
The path to the pre-show is closed off competly and instead there is a set of temporary stairs in place.
Hagrid is undeniably Universal's most in-demand ride and shutting it down will be a huge no-no. Doesn't seem like much progress is happening overnight either - maybe waiting for a refurbishment period to open up in 2023?
That’s work that can be done after hours, they’re probably doing engineering and design rn.