Sorry, I thought this was a well-known issue which had already been solved. There's some Nabble chat about Windows 10. I thought I had an email trail for it, but that also seems to have disappeared. Or never existed.
I'm on 2.19.52 now. That was what I used last time, but I'm sure that it didn't take 38 seconds to compile a 31-bar piece of polyphony.
>> Compilation has become very slow, and I suspect it's a return to the
>> font caching problem. I thought I'd asked this question before a year
>> or two ago, but I can't find it in Nabble so I must be dreaming.
>> Can someone please remind me what to do?
> Something must have changed. You don't bother stating what
> system/version you had before the change, and you don't bother stating
> what you had afterwards.