Helix Core is now P4. Product user interfaces will be updated soon. Learn more >>

P4 Merge Documentation | 2026.1

# P4 Merge Documentation

Filter:

Submit Search

P4 Merge is a visual tool for viewing the differences between text and image files across time and codelines, and combining differing files into one merged file.

### Diffing and merging files with P4 Merge

Learn how to resolve conflicts between file versions.

### What's new in P4 Merge

Learn about new features and enhancements.

### Setting preferences

Learn how to change font, character encoding, and set Light or Dark theme.

### Diffing text files

Learn how to diff text files, and be aware that you can also diff image files.

Need more help? Browse all P4 documentation to find what you need.

© 2026 Perforce Software, Inc. All rights reserved.

Perforce and other identified trademarks are the property of Perforce Software, Inc., or one of its affiliates. Such trademarks are claimed and/or registered in the U.S. and other countries and regions. All third-party trademarks are the property of their respective holders. References to third-party trademarks do not imply endorsement or sponsorship of any products or services by the trademark holder. Contact Perforce Software, Inc., for further details.