Is this an older Mac? Let us know the model. You can also check out the format of the clip via inspecting it in freeware called "MediaInfo." My suspicion is that you are generating older QuickTime files that are no longer supported.
Is this an older Mac? Let us know the model. You can also check out the format of the clip via inspecting it in freeware called "MediaInfo." My suspicion is that you are generating older QuickTime files that are no longer supported.