I merged or inserted 3 sources of movies into a BD. Movies played without problems, but the subtitles were not showing up sometimes and other times a little out of sync. Checked the original sources to verify this and they showed fine.
DVDFab Forum Upgrade Announcement
Dear DVDFab Forum Users,
To further enhance our community services and improve user experience, we will be performing a comprehensive system upgrade of the DVDFab Forum on October 30, 2025 at 11:00am Beijing Time.
During this upgrade, all of your account information as well as previously posted threads and replies (Recently 12 months) will be fully migrated and preserved.
After the upgrade, you will be able to log in to the forum using your existing forum account or your DVDFab Member Center Account—no additional action is required.