ContributionsMost RecentMost LikesSolutionsRe: Audio Sync problem with new 360 box Is there a summary of what’s causing this, or allegedly causing it? I dropped the TV package back when it was the V6 as Wolves were no longer in Europe. I had spotted some lip sync issues, particularly on BT Sport Ultimate (4K). signed back up earlier this year and it’s now the 360 version of the box. Same issue on the 4K channel.