Yes, you can save videos from plays.tv.
Yes, you can save videos from plays.tv.
You're looking to create a CS GO montage, record your gameplay, and share it on YouTube. It seems you want to download your videos from Plays.TV for editing. There isn't a direct way to download videos from Plays.TV itself, but you can use their upload feature to get your highlights. Once you have the files, you can import them into YouTube or another platform for posting.