Delayed timeline playback Final Cut Pr… Apple Community
there might be a bottle neck in your data flow, either you have one of thestorage locations(cahce, media, etc..)is set to a slow external drive or a cloud drive, causing the lag . heres a quick (non exhaustive) trouble shoot workflow : 1- check for updates, lingering updates (system or FCPX) can cause slowing down - update and restart.(just be aware th...