The only thing wrong with Resolve is there is no "just get out of my way and let me get something done" mode. No easy/beginner mode. This is a very sizable, complicated piece of a software that has little bounds on what you can do with it. The learning curve is as steep and tall as the granite walls of El Capitan. That's not really a critique on the software -- it's not trying to be what it's not. But the criticism o…
Have you read the beginners guide? https://documents.blackmagicdesign.com/UserManuals/DaVinci-R...
At 643 pages it's surprisingly short for how many subjects it introduces. Going further you'll of course want to read In the Blink of an Eye.(978-1879505629) and the Color Correction Handbook (978-0133435542).
And the actual Resolve manual is also really really good. https://documents.blackmagicdesign.com/UserManuals/DaVinci_R...