ACAD File Extension

ACAD file icon
AutoCAD Database
  • Developer
    Autodesk, Inc.
  • Category
  • Popularity
    3.3 (3 votes)

What is ACAD file?

ACAD is a file extension commonly associated with AutoCAD Database files. AutoCAD Database specification was created by Autodesk, Inc.. ACAD files are supported by software applications available for devices running Windows. Files with ACAD extension are categorized as Database Files files. The Database Files subset comprises 348 various file formats. AutoCAD is by far the most used program for working with ACAD files. On the official website of Autodesk, Inc. developer not only will you find detailed information about theAutoCAD software, but also about ACAD and other supported file formats.

Programs which support ACAD file extension

The following listing features ACAD-compatible programs. Files with ACAD suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

Programs that support ACAD file

Windows Windows

How to open file with ACAD extension?

Being unable to open files with ACAD extension can be have various origins. On the bright side, the most encountered issues pertaining to AutoCAD Database files aren’t complex. In most cases they can be addressed swiftly and effectively without assistance from a specialist. We have prepared a listing of which will help you resolve your problems with ACAD files.

Step 1. Download and install AutoCAD

Problems with opening and working with ACAD files are most probably having to do with no proper software compatible with ACAD files being present on your machine. To address this issue, go to the AutoCAD developer website, download the tool, and install it. It is that easy The full list of programs grouped by operating systems can be found above. If you want to download AutoCAD installer in the most secured manner, we suggest you visit Autodesk, Inc. website and download from their official repositories.

Step 2. Verify the you have the latest version of AutoCAD

If the problems with opening ACAD files still occur even after installing AutoCAD, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of AutoCAD is available. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. If you have an older version of AutoCAD installed, it may not support ACAD format. The most recent version of AutoCAD is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Associate AutoCAD Database files with AutoCAD

After installing AutoCAD (the most recent version) make sure that it is set as the default application to open ACAD 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

  • Choose the Open with entry from the file menu accessed by right-mouse clicking on the ACAD file
  • Select Choose another app → More apps
  • The last step is to select Look for another app on this PC option supply the directory path to the folder where AutoCAD is installed. Now all that is left is to confirm your choice by selecting Always use this app to open ACAD files and clicking OK.

Selecting the first-choice application in Mac OS

  • By clicking right mouse button on the selected ACAD file open the file menu and choose Information
  • Proceed to the Open with section. If its closed, click the title to access available options
  • Select AutoCAD and click Change for all...
  • Finally, a This change will be applied to all files with ACAD extension message should pop-up. Click Continue button in order to confirm your choice.

Step 4. Check the ACAD for errors

You closely followed the steps listed in points 1-3, but the problem is still present? You should check whether the file is a proper ACAD file. Being unable to access the file can be related to various issues.

1. Check the ACAD file for viruses or malware

If the file is infected, the malware that resides in the ACAD file hinders attempts to open it. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. ACAD file is infected with malware? Follow the steps suggested by your antivirus software.

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

If you obtained the problematic ACAD file from a third party, ask them to supply you with another copy. The file might have been copied erroneously and the data lost integrity, which precludes from accessing the file. It could happen the the download process of file with ACAD extension was interrupted and the file data is defective. Download the file again from the same source.

3. Verify whether your account has administrative rights

Sometimes in order to access files user need to have administrative privileges. Log in using an administrative account and see If this solves the problem.

4. Verify that your device fulfills the requirements to be able to open AutoCAD

The operating systems may note enough free resources to run the application that support ACAD files. Close all running programs and try opening the ACAD file.

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 AutoCAD Database files and ensure security of your device and operating system. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle ACAD files.

Do you want to help?

If you have additional information about the ACAD 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 ACAD file.

Top File Extensions
Show more
File Extension of the day
dta icon


Data Format

Files with DTA extension are generic type of files used by many different applications for storing data. DTA file can contain various types of info...