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Basic information about Y01 file

When there is a problem with opening files with the file extension Y01（*.Y01 or *.y01）, you do not need a computer expert. In most cases, using the helpful suggestions of experts contained in our website as well as appropriate programs, you can solve the problem with the Y01 file yourself.

There are 1 file types using the Y01 file extension in our database. In the further part of this page, you will find detail information about all the Y01 file with their brief description and a list of programs that support Y01 file sorted by operating systems. The table below provides useful information about the Y01 file extension. It answers questions such as:
  • What is the Y01 file?
  • How to open a Y01 file?
  • What programs do I need to open a Y01 file?
  • What programs help to create and edit a Y01 file?
  • How to convert Y01 files to another file format?
  • How to convert another files to Y01 file format?


1.Detail information about Y01 file extension: Corel Paradox Secondary Index

File type Corel Paradox Secondary Index Category Misc Files
Developer Corel Corporation File format N/A
Description Y01 file is a Corel Paradox Secondary Index developed by Corel Corporation. Y01 is a file extension commonly associated with Corel Paradox Secondary Index files. Corel Paradox Secondary Index specification was created by Corel Corporation. Y01 files are supported by software applications available for devices running Windows. Files with Y01 extension are categorized as Various Files files. The Various Files subset comprises 3591 various file formats. Users are advised to use WordPerfect Office software for managing Y01 files, although 1 other programs can also handle this type of file. Software named WordPerfect Office was created by Corel Corporation. In order to find more detailed information on the software and Y01 files, check the developer’s official website.
Software programs that will open, edit or convert Y01 files

Windows		 Corel Paradox
Corel WordPerfect Office



Can't open a Y01 file?

When you click a file to open it, operating system examines the filename extension. If operating system recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When operating system does not recognize a filename extension, you receive the following message:

”Can't open this file: example.Y01”。

To open this file, you install one of the applications from the list of software programs that you found here, you should be able to open, edit or convert the file with the Y01 extension without any issue.


Where I can download the application that support Y01 file?

If you do not know where you can download the application from our list, click on the link (which is the name of the program), you will find more information there on the location where to download the required application. Most often they are the websites of software manufacturers.


How to change file associations?

  • Right-click a file with the extension whose association you want to change, and then click "Open With".
  • In the "Open With" dialog box, click the program whith which you want the file to open, or click "Browse" to locate the program that you want.
  • Select the ”Always use the selected program to open this kind of file” check box.


Can I change the extension of Y01 files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read/open the file. The problem is, changing the file extension does not change the file format. Select a software program from our list and install it on your computer. If the file has not opened correctly, you have to look for a different software program from our list. Sometimes you have to repeat the operation several times.


What else may cause problems width open a Y01 file?

The reasons for the lack of the ability to open a Y01 file on your computer may be at least several. The easiest thing is to find a suitable application installed on your computer, which will open a Y01 file. If there is still something wrong, you might want to check:

  • Whether the Y01 file is damaged.
  • Whether the Y01 file is incorrectly linked in the registry entries.
  • Whether the Y01 file extension has been accidentally removed from the Windows registry.
  • Whether the installation of an application that supports the Y01 file format is incompletely.
  • Whether the Y01 file is infected.
  • Whether the drivers of the equipment used for opening a Y01 file are up to date.
  • Whether your computer has enough hardware resources to open a Y01 file.

If the Y01 file still not working with your software after eliminating the above shortcomings? That means that the problem is more complex and requires the help of a specialist.