.PSB File Extension

Adobe Systems
File Type:
Photoshop Large Document Format

Having trouble opening .psb extension? Don't panic! This page explains what psb files are as well as suggests programs you may use to open psb files. You can download these programs through this page.

What is a PSB file?

Psb file extension has Photoshop Large Document Format file type, developed by Adobe Systems, which is associated with the "raster image files" category.

This format allows Photoshop documents to save files larger than 30,000x30,000 pixels in size. It also supports pictures up to 300,000x300,000 pixels. You can active .psb support in Photoshop Preferences.  

To learn how you can open the given file, read the information below.

psb file icon
Adobe Systems
File Type:
Photoshop Large Document Format
Raster Image Files

How to open PSB file?

Double click the psb file to open it. The file will open automatically if file associations have been correctly installed and there is a proper program on your computer; if not, file associations may be corrupted and your OS either cannot find the proper program, or you might not have one for opening the file. First, we recommend downloading our utility to fix file association errors; then, you can download any program for opening the .psb extension from the ones suggested below. If you are certain there is nothing wrong with the file associations, you may proceed to method 2 right away; besides, if you can't make up your mind when choosing the right program, use Universal File Viewer from the last method.

Method 1: Fix file association errors

Follow these steps in order to automatically fix the psb extension associations' problem in no time:

  • Step 1: Click on "Download Solution" to download automatic tool provided by WikiExt.
  • Step 2: Click "Start Scan" to identify all potential issues.
  • Step 3: Review scan results and click "Fix Items".

File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

This Tool is Compatible With: Windows XP, Vista, 7, 8/8.1, 10

Method 2: Download the appropriate software

The given list provides programs which may be used for opening or converting the psb file. Choose the proper program for your OS, and click it to start the download or proceed to the developer's website.

Programs that open PSB files

Method 3: Use universal file viewer

In addition to the list of programs above, we recommend using Universal File Viewer. This tool can open over 250 file extensions and, most likely, it will be able to open the psb file as well. Download Universal File Viewer for your OS.

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