I reinstalled Linux Mint and tried reinstalling Windows. And now this is happening. What am I supposed to do here?

All things Omen.
I wasn’t satisfied with Linux Mint so I decided to switch back to Windows, but I’m kinda stuck and need help. What am I supposed to do here?

All things Omen.
Am I gonna be able to reinstall Windows after replacing it with Linux Mint on my main SSD?
All things Omen.Trying to install DaVinci Resolve but I get this popping up with one package. Anything I'm supposed to do?

News, Discussion, and Support for Linux Mint The Linux Mint Subreddit: for news, discussion and support for the Linux distribution Linux Mint.
I'm trying to install DaVinci Resolve in Mint Linux and this appeared. What do I do?

DaVinci Resolve is an industry-standard tool for post-production, including video editing, visual effects, color correction, and sound design, all in a single application! All creators, hobbyists to professionals, are welcome here. Any topics related to Resolve are welcome here. Not officially affiliated with Blackmagic Design.
A sort of part 2 of my last post. I’m on the installation but it’s stuck on the “who are you” page after I click continue. Is this supposed to be the case?

News, Discussion, and Support for Linux Mint The Linux Mint Subreddit: for news, discussion and support for the Linux distribution Linux Mint.
I tried installing Mint and this came up. What do I do about this?

News, Discussion, and Support for Linux Mint The Linux Mint Subreddit: for news, discussion and support for the Linux distribution Linux Mint.
I've been seeing this tier list and I feel like there are a TON of red flags here. What do you all think?

The community for the Nintendo third person shooter, Splatoon! Whether you're a kid or a squid or an octoling; join us! Subreddit icon by u/Kellie975