Comments on: How to Upscale 1080P to 4K on Mac or Windows? http://4k-solution.com/upscale-1080p-to-4k/ edit 4k video, play 4k video, share 4k video, 4k tv, 4k player Thu, 25 Aug 2016 16:26:48 +0000 hourly 1 https://wordpress.org/?v=4.7.1