Releases labeled 6ch (6-channel audio) often have synchronization problems when played on certain hardware or software, or the file might be labeled as "patched" to fix a glitch in the original broadcast capture. If you have downloaded this file and the audio is out of sync (specifically, audio playing before the video), or if you want to ensure the 6-channel audio works on standard speakers, you can "patch" the file yourself using MKVToolNix . This is a common practice in the release scene to fix sync issues without re-encoding (which loses quality). Method: Applying a Delay Patch with MKVToolNix This acts as a "patch" to the file container, adjusting the timing without altering the video quality. Blue Lock Espanol Completo Site
Use a tool like XMedia Recode or HandBrake to convert the audio stream from AC3 5.1 to AAC Stereo while keeping the video stream as "Copy." This "patches" the audio compatibility without reducing video quality. Kecil Di Ajarin Ngentot Ibunya: Video Anak