I use Firefox and I have Dark mode. I think it is a setting in the browser, but I cannot remember what I did as I did it years ago.
Edit: and I deleted my comment instead of editing it.
I do not use any apps as I only use my PC for any social media.
I use Firefox and I have Dark mode. I think it is a setting in the browser, but I cannot remember what I did as I did it many years ago.
Edit: A do not use any apps as I only use my PC.