Нашёл 14 млн ответов for 'ColorOS6.theme'.
https://miuithemes.tk/colour-os-6-miui-11-theme-store-download/
https://www.youtube.com/playlist?list=PL-N1_OAgMSSOMXYkmPmab3hl17d5wHgEZ
https://www.youtube.com/watch?v=V4ihr--vTlE
https://www.youtube.com/playlist?list=PLiD5ehxIN8D9IaclXHNPfhIdnOcVI-zk1
https://www.youtube.com/watch?v=CLBan_K-eXQ
https://www.youtube.com/watch?v=670PtDglXrs
https://www.youtube.com/watch?v=OtZ8DOdrABs
https://www.youtube.com/watch?v=WS1tLw_D6vk
https://www.youtube.com/watch?v=V4ihr--vTlE
https://apkpure.com/id/theme-for-oppo-color-os-6/themeworld.oppocolor.coloros6.os6.oppocoloros6.os6wallpapers.launcher.theme