MDE file extension is associated with compiled access add-in files that store a Microsoft Access MDA file. It is used by this program to manage the relational databases. MDE file also contains the VBA source code in binary format in order to protect the content in the database. It has a compacted file size that is easy to send. You can run the VBA code of this file but you cannot edit it unless you have the entire database access.
They can also be add-in files that are used with the ArchiCAD architectural software to extend its functionality.
Below is a table that list programs that support MDE files. Files with MDE suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.
Being unable to open files with MDE extension can be have various origins. Fortunately, most common problems with MDE 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.
Problems with opening and working with MDE files are most probably having to do with no proper software compatible with MDE files being present on your machine. This issue can be addressed by downloading and installing Microsoft Access or different compatible program, such as Microsoft Office, Microsoft Excel, Office 365. Above you will find a complete listing of programs that support MDE files, classified according to system platforms for which they are available. If you want to download Microsoft Access installer in the most secured manner, we suggest you visit Microsoft Corporation website and download from their official repositories.
If the problems with opening MDE files still occur even after installing Microsoft Access, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of Microsoft Access is available. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. The reason that Microsoft Access cannot handle files with MDE may be that the software is outdated. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using Microsoft Access.
If the issue has not been solved in the previous step, you should associate MDE files with latest version of Microsoft Access you have installed on your device. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.
Change the default application in Windows
Change the default application in Mac OS
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 MDE file. Problems with opening the file may arise due to various reasons.
If the file is infected, the malware that resides in the MDE file hinders attempts to open it. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. If the MDE file is indeed infected follow the instructions below.
If the MDE file was sent to you by someone else, ask this person to resend the file to you. 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 MDE extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.
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.
The operating systems may note enough free resources to run the application that support MDE files. Close all running programs and try opening the MDE file.
Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with Compiled Access Add-in Format files. It may be the case that the MDE files work properly with updated software that addresses some system bugs.
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