Extreme slowdown in continuous view, depending on number of beamed notes
Discussion for this starts at https://musescore.org/en/node/285741#comment-903935
When large scores created in version 2.3.2 are opened in version 3.0.5 the response time difference can be extreme.
Using the score at
as an example.
When I opened this score in 2.3.2 and changed a note the response was immediate. In version 3.0.5, when I changed the same note in the same manner (ctrl+alt+up arrow) the response was so slow I thought I had pressed the wrong buttons at first. According to Marc S.'s reply the difference is about 400%.