How to open PUB files on your device

If an error occurs when you try to open PUB file on your device, you should do two things – install appropriate software and associate PUB files with this software. If this does not solve the problem, then the cause may be different – you will find more details in this article.

PUB File Extension

  • File type Publisher Document
  • File developer Microsoft
  • File category Layout Files
  • File popularity rating
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What is a(n) PUB file?

The template file with the extension .PUB stores data in binary format about text and its formatting as well as graphics and its location in the document. It is used by Microsoft Publisher to create documents and brochures. Saving the file in this format enables further editing in the indicated application.


How to open PUB file?

There can be various causes of problems that can arise when opening opening .PUB files. Each problem requires a different approach, but most can be solved by following he instructions below.

Step 1. Install a program that supports PUB files

In order to open PUB file an appropriate program that supports this file format must be installed on the system. Below is the list of programs that support files with PUB extension.

Programs that can open PUB files

Download installer for given application and launch it. After the installation has been completed, PUB files should be opened with installed application by default next time you try to open this type of file.



Not all listed applications will be capable of performing all operations on PUB files. Some applications may only be capable of opening such file and viewing its contents while the purpose of others may be converting files to other file formats. Therefore you should check beforehand the capabilities of applications in relation to PUB files.

Step 2. Associate given software with PUB files

A situation can arise where user has an appropriate application supporting PUB files installed on their system, but such application is not associated with this type of files. In order to associate given application with PUB files user should open a file submenu by right-clicking the file icon and selecting "Open with" option. System will display a list of suggested programs that can be used to open PUB files. Select appropriate option and check "Always use selected application to open this kind of files". System will save this information from now on use selected program to open PUB files.

When the above-mentioned solutions fail, other options must be pursued. It is possible that the PUB file in question is corrupted or damage. The most common causes of file damage are:

  1. File with PUB extension is incomplete (for example, file has not been downloaded completely from the internet or not copied properly from source)
  2. File data is corrupted
  3. Damaged or corrupted storage medium on which the PUB file is stored
  4. File icon does not represent the original file but is only a shortcut to the location where the PUB file was saved and then deleted
  5. User account is not privileged to perform operations on PUB files. In that case it is advised to contact the system administrator or an IT expert

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