Troubleshoot MP4 Files
Issues Opening MP4 Files
CyberLink PowerDVD is Not Installed
Double-clicking your MP4 file prompts the message "- Can't Open MP4 File". If this is the case, it's usually due to the fact that you do not have CyberLink PowerDVD for - installed on your computer. This will prevent you from double-clicking to open the MP4 file because the OS doesn’t know how to handle it.
Tip: When another MP4 application is installed, you can choose to open it by selecting "Show Apps" and using that program.
Wrong Version of CyberLink PowerDVD is Installed
Occasionally, you might have an outdated version of CyberLink PowerDVD installed that's incompatible with your MPEG-4 Video File type. Installing the latest version of CyberLink PowerDVD from CyberLink is recommended. This problem is predominately due to having a MPEG-4 Video File file version that was created by a newer version of CyberLink PowerDVD than what you have installed on your PC.
Tip: Find clues on the correct software version by right-clicking your MP4 file and clicking "Properties".
Conclusion: The majority of MP4 file opening issues are due to not having the correct CyberLink PowerDVD version installed.
Other Causes of MP4 File Opening Problems
Errors opening MPEG-4 Video File files can still occur even with the latest CyberLink PowerDVD software installed on your computer. If you're still experiencing problems opening MP4 files, there could be other computer problems. Additional factors include:
- MP4 file type Registry entries are wrong
- Mistaken removal of the Windows registry MP4 description
- Defective install of a MP4 program, such as CyberLink PowerDVD
- Your MP4 file is corrupted (issues with your MPEG-4 Video File file itself)
- The MP4 is infected with a virus
- Hardware associated with MP4 has outdated drivers
- Your computer does not have the adequate system resources to open the MPEG-4 Video File format
Quiz: Which of the following is not a MIME type?
That's Correct!
Spreadsheet MIME types do not begin with the "spreadsheet/" prefix, but instead start with the "application/" prefix. For example, an OpenDocument Spreadsheet: "application/vnd.oasis.opendocument.spreadsheet".
Close, but not quite...
Spreadsheet MIME types do not begin with the "spreadsheet/" prefix, but instead start with the "application/" prefix. For example, an OpenDocument Spreadsheet: "application/vnd.oasis.opendocument.spreadsheet".
Poll: Where do you mostly deal with computer files?