Can't update my instructions - changes aren't saved

Hi there,
anyone else having issues updating instructions? When I click save nothing happens, can’t update a models instruction for a given field in the data schema.

Here’s a loom:

https://www.loom.com/share/8b6dea47be8148f695cf29f5e0c32dcc

Tried logging in and out, clearing cookies - happening on both Chrome and Firefox. Would appreciate if someone could let me know how to solve this.

Thx,

Roman