I, too, am new to photo editors, but I did find an online one I like called Polarr. It is free, but you can purchase upgrades, and it has a YouTube channel to learn how to use it.
The site is pretty straightforward and easy to use if you know how. I am learning it, and enjoy it a lot.
Here is the link for the online software (it can be downloaded also, but that version is a bit older):
And here is the link for the Polarr YouTube channel: