Choose wisely! Resolve is available for very little money and not only a much safer choice, but you will also learn to use an industry standard tool and might be able to monetise that skill one day.
Kdenlive is a hobbiest project and is probably still ok for occasionally splitting a downloaded YouTube video or converting your OBS recordings, but never should you remotely think about using it for a project where you need to rely on your tools.
The developers are not warning you enough, instead still trying to market this software as kind of a serious competitor to pro software, so I do that as a service for the aspiring video editor, taking your downvotes proudly as the price honest people have to pay.
Yes, obviously I write from experience.