AVASTTHEME file format description

Many people share .avasttheme files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .avasttheme file can be edited, converted or printed with. On this page, we try to provide assistance for handling .avasttheme files.

1 filename extension(s) found in our database.

.avasttheme - Avast Antivirus Theme Data

The AVASTTHEME archive files are related to Avast. The AVASTTHEME file is an Avast Antivirus Theme Data. Avast! is an antivirus computer program available to Microsoft Windows, Mac OS X and Linux users.

Archive files
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Avast Antivirus Theme Data related extensions:
Avast Compressed Skin
Avast Skin
Avast Antivirus Configuration Data
Avast Antivirus License Data
Avast Antivirus Sound Package
Avast Antivirus Setup/Update Package

Naturally, other applications may also use the .avasttheme file extension. Even harmful programs can create .avasttheme files. Be especially cautious with .avasttheme files coming from an unknown source!

Can't open a .avasttheme 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 can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

Operating systems

DataTypes.net currently supports the following operating systems:

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

If you find the information on this page useful, please feel free to link to this page.


If you have useful information about the .avasttheme file format, then write to us!

DataTypes.net >> AVASTTHEME file