Finale 27.4, Windows 10, Sonar, (Cubase), Dorico Pro & Dorico iPad
To add to what Jerry T said, the Page Format for Parts is just a beginning. You can change a lot of features on a given linked part (note duration/pitch excepted, for example) without altering eith...
I have not noticed that problem in any version of Finale.
Call Finale at the phone number listed for Contact > Finale Software at http://finalemusic.com
To alter the tempo, you need to use Hyperscribe and click on a record-enabled Tempo Track (not one of the instruments). Before starting, you can use Simple Entry tools to subdivide the beat to help...
If you have version 25.3, you are an update ahead of me. That said, I do not have a problem with the latest Finale versions. They are not perfect, but they are good. Although some have mentioned ...
When all else fails, read the instructions. https://usermanuals.finalemusic.com/FinaleWin/Content/Finale/Tempo.htm#To_record_tempo_changes
https://makemusic.zendesk.com/hc/en-us/articles/225685588-What-s-new-in-Finale-Version-25-
If your mouse click is too sensitive, you may be inadvertently double clicking on a measure, which would select the entire stack.
So how can we help? Are you trying to eliminate empty staves on various pages, or Are you trying to combine multiple parts on a single staff? Or is there something else? You haven't given us much...
There are 64-bit TEST version of some of the plug-ins at http://www.finaletips.nu/index.php/download To date, that seems to be it.