A daily updated filename extension database!

UTF8 file extension

The table below provides useful information about the .utf8 file extension. It answers questions such as:

  • What is the .utf8 file?
  • What program do I need to open a .utf8 file?
  • How can the .utf8 file be opened, edited or printed?
  • How can I convert .utf8 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

✅ Unicode UTF8 Encoded Text Document

UTF8 file is an Unicode UTF8 Encoded Text Document. UTF-8 is a standard transformation format for Unicode characters and it is ideal character repertoire for any platform or language anywhere in the world.
UTF8 format description not yet available
Category: Document files
Application: Notepad
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
UTF8 aliases:
UTF8 related links:
UTF8 related extensions:

Other types of files may also use the .utf8 file extension.

🚫 The .utf8 file extension is often given incorrectly!

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

ut8, utf

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Ghost Master Language Data
AOL Software Update
UTF-8 Encoded Text File

🔴 Can't open a .utf8 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 .utf8 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 .utf8 file extension, write to us!

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