What playback errors really mean, and which ones are actual file damage.
October 9, 2026 · 9 min read · Errors & fixes
An MP4 or MOV with a duration of 0:00 but a large file size usually still has its video inside. How to tell, and how to rebuild the missing index.
October 9, 2026 · 9 min read · Errors & fixes
Your camera or phone recorded a video but it won't open. Learn the nine real causes, how to tell which one you have, and which can be fixed in minutes.
October 5, 2026 · 6 min read · Errors & fixes
Why sound can drift or lag after a video is repaired or converted, how to diagnose it (constant offset vs drift), and how to fix it with the right reference.
October 3, 2026 · 6 min read · Errors & fixes
A video that played on the camera or phone is broken on the computer. Why copies fail (USB, MTP, cloud, FAT32), how to verify them, and when repair is needed.