The VOB is a file format that is a short form of Video Object. Files with the VOB extension are basically the container files. Such files are more like a shell of a file that is able to hold numerous files within itself. The VOB file format can hold multiple files that can be merged into one file location on a system.
The VOB format is commonly used for the DVD media content. Such files normally comprise of the video and audio data for the DVD contents along with the menu, subtitle and DVD content details.
In addition to the problem described above, i.e. the lack of the appropriate application to support the .VOB file, there may be several reasons that cause problems with opening and operation of the data format:
A quite common problem is the lack of application in the appropriate version. Even if you have an application, with the help of which you should open the .VOB file, you may have a problem with it because of its version. Perhaps in previous versions the application has not yet supported the .VOB file, so download the update and check again.
If you have already installed the appropriate application, and it is the correct version, the file may not open correctly, because the operating system does not have information that this program supports the file. So you need to "show" which program the computer should use. To do this:
It also happens that the file you want to open is corrupt and therefore there is no such possibility. In this situation, you should find its different version, or ask a person from whom you got, to send it again.
There may be several reasons why you cannot open the file with .VOB extension. Directly on this website you can find a solution of the most common problem with the .VOB file – that you do not have on your computer the appropriate program to open the file.