I updated to Catalina. All works fine except Moho still is using some legacy Quicktime stuff that means Pro res has no mask. Hopefully Moho will update the libraries to sort this out soon. Also I was surprised just how few apps didn't work Main reason for me to upgrade was Sidecar. I've tried Astrop...

My fault - thought I was in the Moho 13 Catalina thread - doh.

This is all off topic....

Anybody tried Moho pro 13 on Mac OS Catalina?

I suggested that they run a check for stray points but I guess once orphaned it's hard to detect if they should be part of another object or not. Support did get back to me several times on this. I sent them the file with the problem so they could see the issues. No fix though

With the orphaned points, I left some points used for shading in the document whilst the rest of the shape they belonged to was deleted. The slowdown caused was extreme. I have been sending things back and forth to support for a while but it looks like it's just a rare occurrence. Good to keep in mi...

I got extreme slowdowns recently. Spinning beachball on each click. Terrible. And guess what PC gloaters... putting the file on Windows had exactly the same result! Try this: turn off shape effects in the display options (top right of the timeline) If the slowdown goes away then it could be down to ...