If your segments are named segment1.ts , segment10.ts , segment2.ts , a standard merge might put them in the wrong order. Always ensure your file list is sorted numerically before merging with FFmpeg. Do you have installed already?
rm *.ts
yt-dlp --external-downloader aria2c --external-downloader-args "-j 16 -x 16 -s 16" "URL_TO_M3U8" Use code with caution. Copied to clipboard : Parallel downloads (16 fragments at once). : Connections per server. : Number of splits for each fragment. Manual Download (Workaround): You can sometimes use a saved aria2c m3u8
Many streaming servers implement "Hotlink Protection." They check the request headers to ensure the request is coming from a legitimate browser, not a script. If you get a 403 error, you likely need to spoof your headers. If your segments are named segment1
Use aria2c for raw .ts download speed. Combine with ffmpeg for decryption or container conversion. : Number of splits for each fragment