You want to say "Lütfen daha fazla video istiyorum" without sounding like a demanding boss. Here is the "PollyFan Code of Conduct":
Polly might have moved to Instagram Reels or TikTok because short videos are easier to make. You are looking for a 20-minute video, but Polly is posting 20-second clips.
Likely a YouTube comment section or fan forum. Commenter: I PollyFan