Well, that may be so, but not necessarily by design. Document > Settings... > Format > Synchronize with Output Tick on and use Custom Macro: \synctex=1
I changed LyX > Preferences > Output > General > PDF command to /Applications/Skim.app/Contents/SharedSupport/displayline $$n $$o $$t and that works very well, even in Beamer. el On 2018-01-23 19:08 , racoon wrote: > On 23.01.2018 18:57, Dr Eberhard W Lisse wrote: >> Yes. >> >> but is that not document dependent? > > For me it just works with all pdf documents. > > Daniel > >