File extension PUB (.PUB) information

If Windows is unable to open PUB files you may not have the appropriate program installed or may have a registry related error. We strongly recommend that you run a free registry scan.

Appropriate program:

The .PUB file extension is very popular being used with a variety of different desktop publishing packages, as well as in other contexts. 1) The most popular usage of the .PUB file extension is as the file format of Microsoft Publisher (desktop publisher) documents. These files can be opened using Microsoft Publisher, and, possibly, certain other desktop publishing packages.. Incorrect associations are the cause of many file extension errors. Scan your system to prevent and identify association errors.

• Performance: To optimize memory and CPU usage for PUB files run a free performance scan.
• Stability: Fix PUB errors to make your system and applications more stable.
• Drivers: Scan your PC for the outdated drivers which lead to system errors and slowdowns.