>> APPT file

APPT file format description

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

1 filename extension(s) found in our database.

.appt - Authentica Secure Office Protected PowerPoint Document

The APPT document files are related to Authentica Secure Office. The APPT file is an Authentica Secure Office Protected PowerPoint Document. Authentica Secure Office is a DRM solution that gives organizations dynamic policy control over native Microsoft Word, PowerPoint and Excel files. The Authentica Secure Office seems to be no longer supported.

Authentica Secure Office
Document files
- / -
Authentica Secure Office Protected PowerPoint Document related extensions:
StarOffice Math Document
WPS Office Writer Template
StarOffice StarMath Formula
Microsoft Office Groove 2007 Archived Workspace
WPS Office Writer Outward Document
Microsoft Office Binder Document

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

Can't open a .appt 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.

The .appt file extension is often given incorrectly!

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

aplt, app, apt, ppt

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

SymbianOS Compiled Application
Nimbus 7 SAMS APRIORI Data
Visual FoxPro Application
Alphacam Punch Tool Data
Alphacam Punch Post Data
Gerber Aperture Data

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, 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 .appt file format, then write to us!