ATO File Extension

ATO file icon
ATO Modeler Project

What is ATO file?

ATO filename suffix is mostly used for ATO Modeler Project files. ATO Modeler Project specification was created by E2S nv. Files with ATO extension may be used by programs distributed for Windows platform. ATO file format, along with 343 other file formats, belongs to the Database Files category. The software recommended for managing ATO files is ATO. Software named ATO was created by E2S nv. In order to find more detailed information on the software and ATO files, check the developer’s official website.

Programs which support ATO file extension

The following listing features ATO-compatible programs. ATO files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.

Programs that support ATO file

Windows Windows

How to open file with ATO extension?

Being unable to open files with ATO extension can be have various origins. Fortunately, most common problems with ATO files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. The list below will guide you through the process of addressing the encountered problem.

Step 1. Get the ATO

The most common reason for such problems is the lack of proper applications that supports ATO files installed on the system. The solution is straightforward, just download and install ATO. On the top of the page a list that contains all programs grouped based on operating systems supported can be found. The safest method of downloading ATO installed is by going to developer’s website (E2S nv) and downloading the software using provided links.

Step 2. Check the version of ATO and update if needed

You still cannot access ATO files although ATO is installed on your system? Make sure that the software is up to date. Software developers may implement support for more modern file formats in updated versions of their products. If you have an older version of ATO installed, it may not support ATO format. The latest version of ATO should support all file formats that where compatible with older versions of the software.

Step 3. Set the default application to open ATO files to ATO

After installing ATO (the most recent version) make sure that it is set as the default application to open ATO files. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.

Selecting the first-choice application in Windows

  • Clicking the ATO with right mouse button will bring a menu from which you should select the Open with option
  • Select Choose another app → More apps
  • Finally select Look for another app on this PC, point to the folder where ATO is installed, check the Always use this app to open ATO files box and conform your selection by clicking OK button

Selecting the first-choice application in Mac OS

  • From the drop-down menu, accessed by clicking the file with ATO extension, select Information
  • Open the Open with section by clicking its name
  • Select the appropriate software and save your settings by clicking Change all
  • Finally, a This change will be applied to all files with ATO extension message should pop-up. Click Continue button in order to confirm your choice.

Step 4. Verify that the ATO is not faulty

Should the problem still occur after following steps 1-3, check if the ATO file is valid. Problems with opening the file may arise due to various reasons.

1. Verify that the ATO in question is not infected with a computer virus

If the file is infected, the malware that resides in the ATO file hinders attempts to open it. Scan the ATO file as well as your computer for malware or viruses. If the ATO file is indeed infected follow the instructions below.

2. Verify that the ATO file’s structure is intact

If you obtained the problematic ATO file from a third party, ask them to supply you with another copy. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. When downloading the file with ATO extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

3. Verify whether your account has administrative rights

Some files require elevated access rights to open them. Switch to an account that has required privileges and try opening the ATO Modeler Project file again.

4. Check whether your system can handle ATO

If the system is under havy load, it may not be able to handle the program that you use to open files with ATO extension. In this case close the other applications.

5. Ensure that you have the latest drivers and system updates and patches installed

Latest versions of programs and drivers may help you solve problems with ATO Modeler Project files and ensure security of your device and operating system. It may be the case that the ATO files work properly with updated software that addresses some system bugs.

Do you want to help?

If you have additional information about the ATO file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on ATO file.

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