File extension CAL (.CAL) information

If Windows is unable to open CAL 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 .CAL file extension is used by a variety of calendar applications to save data including custom images, formatting together, dates and events. Although the .CAL file extension is used by a range if similar applications, (such as Print Shop, Printmaster and Calendar Creator) it may be necessary to open this file using the same application that created it.. 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 CAL files run a free performance scan.
• Stability: Fix CAL errors to make your system and applications more stable.
• Drivers: Scan your PC for the outdated drivers which lead to system errors and slowdowns.