UDT file icon

UDT File Extension

User Defined Type Data Format

What is UDT file?

Full format name of files that use UDT extension is User Defined Type Data Format. Files with UDT extension may be used by programs distributed for Windows platform. Files with UDT extension are categorized as Misc Files files. The Misc Files subset comprises 6033 various file formats. wyBuild supports UDT files and is the most frequently used program to handle such files, yet 1 other tools may also be used. Software named wyBuild was created by wyDay. In order to find more detailed information on the software and UDT files, check the developer’s official website.

Programs which support UDT file extension

Programs that can handle UDT files are as follows. UDT files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.

Programs that support UDT file

Updated: 12/20/2019

How to open file with UDT extension?

Problems with accessing UDT may be due to various reasons. Fortunately, most common problems with UDT 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. Download and install wyBuild

Install software to open UDT file The most common reason for such problems is the lack of proper applications that supports UDT files installed on the system. This one is an easy one. Select wyBuild or one of the recommended programs (for example, wyUpdate) and download it from appropriate source and install on your system. The full list of programs grouped by operating systems can be found above. If you want to download wyBuild installer in the most secured manner, we suggest you visit wyDay website and download from their official repositories.

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

Update software that support file extension UDTIf you already have wyBuild installed on your systems and UDT files are still not opened properly, check if you have the latest version of the software. Software developers may implement support for more modern file formats in updated versions of their products. The reason that wyBuild cannot handle files with UDT may be that the software is outdated. The latest version of wyBuild should support all file formats that where compatible with older versions of the software.

Step 3. Associate User Defined Type Data Format files with wyBuild

If the issue has not been solved in the previous step, you should associate UDT files with latest version of wyBuild 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.

Associate software with UDT file on Windows

The procedure to change the default program in Windows

  • Right-click the UDT file and choose Open with option
  • Next, select the Choose another app option and then using More apps open the list of available applications
  • To finalize the process, select Look for another app on this PC entry and using the file explorer select the wyBuild installation folder. Confirm by checking Always use this app to open UDT files box and clicking OK button.
Associate software with UDT file on Mac

The procedure to change the default program in Mac OS

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

Step 4. Verify that the UDT is not faulty

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

Check UDT file for viruses
1. Verify that the UDT in question is not infected with a computer virus

Should it happed that the UDT is infected with a virus, this may be that cause that prevents you from accessing it. Scan the UDT file as well as your computer for malware or viruses. If the UDT file is indeed infected follow the instructions below.

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

Did you receive the UDT file in question from a different person? Ask him/her to send it one more time. The file might have been copied erroneously and the data lost integrity, which precludes from accessing the file. When downloading the file with UDT extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

3. Ensure that you have appropriate access rights

Some files require elevated access rights to open them. Log out of your current account and log in to an account with sufficient access privileges. Then open the User Defined Type Data Format file.

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

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

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

Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with User Defined Type Data Format file. It is possible that one of the available system or driver updates may solve the problems with UDT files affecting older versions of given software.

Do you want to help?

If you have additional information about the UDT 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 UDT file.

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