1pe

.1pe1PE Document

Adobe Systems · 2000s

Developer
Adobe Systems
Category
Documents
MIME Type
application/vnd.adobe.photoshop-elements-1pe
First Released
2000s
Open Format
No
File Signature
N/A (Proprietary format, signature not publicly documented)
At a Glance
.1pe
1PE Document

A .1pe file is a project file from Adobe Photoshop Elements that saves your work with all layers and editing information intact.

Reviewed on May 4, 2026
Compression
Varies (Internal project data, not image compression)
Transparency
Yes (if layers support it)
Editability
High
Best for
Project saving

Key Features

  • Saves all editing states and layers.
  • Allows non-destructive editing and continuation.
  • Includes metadata specific to Photoshop Elements.
  • Larger file size due to extensive project data.

Best For

  • Users who need to save their work in progress with full editing capabilities.
  • Maintaining layered image structures for future adjustments.
  • Projects that require complex editing steps and multiple effects.

Less Ideal For

  • Sharing images for web display or general viewing (use JPG, PNG).
  • Creating final, flattened images for printing (export to TIFF, PDF).
  • Storing images with maximum compression for smaller file sizes.
  • Users who do not have Adobe Photoshop Elements installed.

Common Use Cases

  • Saving ongoing photo editing projects in Photoshop Elements.
  • Archiving project files for future revisions.
  • Storing work-in-progress for complex image manipulations.
  • Sharing project files with other Photoshop Elements users for collaboration.

How to Open It

  1. The primary way to open a .1pe file is by using Adobe Photoshop Elements.
  2. Launch Adobe Photoshop Elements and navigate to 'File' > 'Open' to select your .1pe file.
  3. If you intend to share the project or use it in other applications, you will likely need to export it to a more common format like JPG or PNG.

What is a .1pe file?

The .1pe file extension typically refers to a document format associated with Adobe Photoshop Elements. These files are essentially project files that store information about the layers, effects, and other editing states applied within the software. They are not standard image files like JPEGs or PNGs, but rather a workspace that allows users to return to and continue editing their creations. Because they retain editing capabilities, they are larger than flattened image files.

Programs That Open .1pe Files

PlatformProgram
WindowsAdobe Photoshop ElementsPaidOfficial
macOSAdobe Photoshop ElementsPaidOfficial

How to Convert .1pe Files

FormatMethod
.JPGAdobe Photoshop Elements
.PNGAdobe Photoshop Elements
.TIFFAdobe Photoshop Elements

Common Problems with .1pe Files

⚠️ Cannot open .1pe file.
Ensure you have Adobe Photoshop Elements installed, as it is the primary software for this format. If the file is corrupted, try opening a previous save if available.
⚠️ .1pe file is too large.
This is expected as .1pe files store project data. For sharing or web use, export to a compressed format like JPG or PNG.

Frequently Asked Questions

Can I open a .1pe file on any computer?

You generally need Adobe Photoshop Elements installed to open and edit .1pe files. It is not a universally compatible image format.

What is the difference between a .1pe file and a .jpg file?

A .1pe file is a project file that retains all editing layers and information, allowing further edits. A .jpg file is a flattened, compressed image ready for viewing or sharing, with editing capabilities lost.

Technical Details

These files are proprietary to Adobe Photoshop Elements and store a snapshot of the user's editing session, including layer data, adjustment settings, text objects, and masks. They are essentially a collection of commands and data points rather than a simple rasterized image.

Did You Know?

The '.1pe' extension is often associated with older versions or specific project types within Adobe Photoshop Elements.
Unlike final image formats, .1pe files are designed for the workflow of the creator, not for easy distribution.

Security Information

As with any file downloaded from the internet or received via email, exercise caution. Ensure the source is trustworthy. While .1pe files themselves are not typically malicious, corrupted files or files from unknown sources could potentially indicate a problem.

Related Extensions