A daily updated filename extension database!

1SP file extension

The table below provides useful information about the .1sp file extension. It answers questions such as:

  • What is the .1sp file?
  • What program do I need to open a .1sp file?
  • How can the .1sp file be opened, edited or printed?
  • How can I convert .1sp files to another format?

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ Microsoft OneNote 2010 Mobile Document

Microsoft OneNote 2010 Mobile Document .1sp file icon
1SP file is a Microsoft OneNote 2010 Mobile Document. OneNote Mobile is a Windows Mobile program that is intended to provide a convenient way to take notes on a Windows Mobile smartphone.
1SP format description not yet available
Category: Document files
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
1SP aliases:
1SP related links:
1SP related extensions:

Other types of files may also use the .1sp file extension.

🚫 The .1sp file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

lsp, qsp, s1p, sp, wsp

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Audacity LSP Data
Chromeleon Workspace
Anno 2070 Audio Data
SignPlot Document
Liquid Audio Player Playlist
FlowJo for PC Workspace Data
Micrografx ABC SnapGraphics Data
STK Sensor Pointing File
LANsurveyor Poll List
Visual C++ Workspace Data

🔴 Can't open a .1sp file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .1sp file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .1sp file extension, write to us!

Browser: Abbreviation Application Archive Audio Configuration Data Development Disk Image Document Ebook Font Game Data GIS Graphic Malware Multimedia Other Project Scam Unknown Video
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