ANN File: What is it?

Written by:   |   Amended: November 26, 2018

Microsoft Silver

ANN File Summary

Most ANN files can be viewed with four known software applications, typically ABBYY Lingvo Dictionary developed by ABBYY. It's main file type association is the Lingvo Dictionary Annotation File format, but also includes three other rarely-seen file types. The majority of ANN files are considered Data Files, but they can also be System Files.

The ANN File Extension can be viewed on the Windows, Mac, and iOS operating systems. They are supported on both desktop and mobile devices. With a Popularity Rating of "Low", these files are not very common to your average computer user.

Please see the detailed information below to learn more about ANN files and the programs that can open them. In addition, we provide simple troubleshooting information to help you open your ANN file.

Low
File Type Popularity
5140
Standing

/ 11690

Active

State

26

November

2018

Page Last Updated

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ANN Types

  4 known file types use this extension

Principal ANN Type

.ANN
File Format:.ann
Category:Lingvo Dictionary Annotation File

Data file associated with Lingvo an electronic dictionary software for multi platforms developed by ABBYY Software. ANN file contains information about the dictionary subject, author, and date it was created.

Developer: ABBYY
Class:Data Files
Registry Key: HKEY_CLASSES_ROOT\.ann

Software Programs That Open The Lingvo Dictionary Annotation File:


ABBYY Lingvo Dictionary by ABBYY

Windows
Windows Phone
Mac
iOS
Android

Secondary ANN Associations

.ANN
File Format:.ann
Category:Microsoft Windows Help Annotation

ANN file contains user annotation used by Microsoft Windows Help, a system used for browsing in the help documents.

Developer: Microsoft Corporation
Class:System Files

Software Programs That Open Microsoft Windows Help Annotation Files:


Microsoft Windows Help by Microsoft Corporation

Compatible with:

Windows
.ANN
File Format:.ann
Category:ZEMAX Annotations File

Annotations file used by ZEMAX, a modeling application for Microsoft Windows used to design optical and illumination systems

Developer: Zemax
Class:Data Files

Software Programs That Open ZEMAX Annotations File Files:


ZEMAX by Zemax

Compatible with:

Windows
.ANN
File Format:.ann
Category:ENVI Saved Map Annotation

Saved map annotation file created by ENVI, an application that allows users to process and analyze geospatial images.

Developer: Exelis Inc.
Class:Data Files

Software Programs That Open ENVI Saved Map Annotation Files:


ENVI by Exelis Inc.

Compatible with:

Windows

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ANN Demand


OS Ranking

Windows (82.33%)
Android (11.56%)
iOS (3.43%)
Macintosh (1.71%)
Linux (0.60%)


Understanding ANN Issues


Issues Opening ANN Files

ABBYY Lingvo Dictionary Removed

When you double-click your ANN file, you may see a dialog box from your operating system stating that it "Cannot Open This File Type". Usually, this is because you do not have ABBYY Lingvo Dictionary for %%os%% installed. You won't be able to double-click to open your ANN because your OS doesn't know what to do with it.


Tip: If you don't have ABBYY Lingvo Dictionary installed, and you know of another program to open your ANN file, you can try opening it by selecting from the programs listed under "Show Apps".


Outdated ABBYY Lingvo Dictionary

It is possible that your version of ABBYY Lingvo Dictionary isn't able to open your Lingvo Dictionary Annotation File file due to incompatibility. If you do not have the proper version ABBYY Lingvo Dictionary (or any of the other programs listed above), you may need to try downloading a different version of it, or one of the other software applications listed above. Most of the time your Lingvo Dictionary Annotation File file was created by a newer ABBYY Lingvo Dictionary than what you have installed.


Tip: Sometimes you can get a clue about the version of ANN file you have by right clicking on the file, then clicking on "Properties" (Windows) or "Get Info" (Mac OSX).


Primarily, problems experienced when opening ANN files are due to having the incorrect version of ABBYY Lingvo Dictionary installed on your computer.


Other Causes of ANN File Opening Problems

In the majority of cases, installing the right version of ABBYY Lingvo Dictionary will resolve your issue. There can be other issues - unrelated to software - preventing you from opening ANN files. These other problems include (listed in order from most to least common):

  • ANN file type Registry entries are wrong
  • Mistaken removal of the Windows registry ANN description
  • Defective install of a ANN program, such as ABBYY Lingvo Dictionary
  • ANN file corruption
  • Past or present virus infection has affected your ANN
  • Device drivers for ANN-related hardware are out-of-date
  • Too many applications are open on your PC to load your Lingvo Dictionary Annotation File file successfully

Poll: How many different computer files (eg. documents, videos, audio) do you typically view or edit on a daily basis?









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