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INPROGRESS file extension

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

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

Table of Contents

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

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

✅ Time Machine Backup Progress Data

INPROGRESS file is a Time Machine Backup Progress Data. Time Machine is a backup software application distributed as part of Mac OS X operating system developed by Apple.
INPROGRESS format description not yet available
Category: Data files
Application: Mac OS X
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
INPROGRESS related links:
INPROGRESS related extensions:
Time Machine Corrupted Backup Data

Time Machine Backup Folder

Other types of files may also use the .inprogress file extension.

🔴 Can't open a .inprogress 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 .inprogress 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 .inprogress file extension, write to us!

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