Tips to open D12 file

Can't open the D12 file? You are not the only one. Thousands of users face similar problems every day. Below you will find tips on how to open D12 files as well as a list of programs that support D12 files.

D12 file extension

File Name HERE Maps For Android Map Data Format
File Category GIS Files

The D12 file is supported on 1 operating systems. Depending on your operating system, you may need different software to handle the D12 files. Below is a summary of the number of programs that support and open the D12 file on each system platform.

Operating systems
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What is D12 file?

The D12 file has been categorized as GIS Files. Additionally, the GIS Files category contains 255 of other files. HERE Maps For Android Map Data Format is supported by 1 operating systems. The file will work on Android systems, unfortunately not on others. It is recommended to use HERE Maps for Android to handle this file. This is a program created by HERE Apps.

How to open D12 file?

An often recurring problem with HERE Maps For Android Map Data Format is that D12 is not associated with the correct program file. This causes the file D12 to open by system applications not designed for this purpose, or to display a message that there is no associated program. This problem can be easily remedied.

The first thing you should do is just "doubleclick" on the D12 file icon you want to open. If the operating system has an appropriate application to support it and there is also an association between the file and the program, the file should be opened.

Step 1. Install HERE Maps for Android

In this case, you should first verify that the HERE Maps for Android application is installed on the computer. The easiest method is to use the system search engine by entering the program name HERE Maps for Android in it. If it is not, installation may solve the problem, as most applications create file associations during installation. Later in this article you will find a list of programs that can open D12 files.

Programs to open D12 file

Remember to download programs supporting D12 files only from verified and safe sources. We suggest using the websites of software developers.

Step 2. Create association of HERE Maps for Android with D12 files

If, despite the installed application, the D12 file does not start in the HERE Maps for Android application, you must create a file association. The association can be created using the drop-down list available by right-clicking on the file and selecting Properties. The displayed window will contain information about the program that supports this type of file. Changes can be made using the "Change" button. It may happen that in the next window there will be no appropriate program - however, this can be corrected with the "Browse" option where you should manually indicate the program location. However, it is important to check the "Always use the selected program ..." box, this will allow you to permanently associate the D12 file with the HERE Maps for Android application.

Step 3. Update HERE Maps for Android to the latest version

If, despite the association of the HERE Maps for Android program with the HERE Maps For Android Map Data Format file, the file still does not open, check the program version and possibly update it to the newest version. This can be done using the application (if it provides such options) or from the HERE Apps website and install the latest version.

Step 4. Check for the following problems with the D12 file

The problem may also be with the file itself if the above steps don't work. The most common file problems are:

The D12 file may be unusually small compared to the original file. Usually this applies to D12 files downloaded from the Internet in case the download did not finish properly. The file should be downloaded again, making sure that the process has finished correctly.
The operating system may be infected with a computer virus. A virus scan using an up-to-date antivirus program should fix the problem. If this is not possible, you can use the online scanner. The scan should cover the entire computer, not only the D12 file that we want to open. As a result of the scan, sometimes it is not possible to recover D12 files, which are deleted if there is a backup of this file, then after restoring it, it must also be scanned.
Older version of D12 file may not always be supported by the latest software version. On their websites, developers usually offer free solutions to such problems, e.g. in the form of a conversion program or an older version of the program.
There can be many reasons for the failure. The repair method must be adapted to the type of file and damage. Some programs offer the option of recovering data from damaged D12 files. You can restore the file from a backup or use help.
The program indicates that the file is encrypted or corrupted. The encrypted file D12 except for the special designation, works normally, but only on the device where it was encrypted, before transferring it to another machine, decryption is required.
Some of the system directories are excluded from modification. These directories are write-protected to them and it's very hard to fix this problem. If possible, you can try to move the D12 file to another location.
This problem usually affects more complex files. Some file types can only be opened in one program at a time. Just close unnecessary programs. Sometimes you have to wait for the session to the file D12 to close. Antivirus programs or a backup being made may lock the file for a while without the user's knowledge. If this does not work either, restart the device.