YG4 File Extension

Corel Paradox Secondary Index
- File Type yg4
- Developer Corel Corporation
- Popularity
- Application Corel Paradox
- Category Data Files
What is a YG4 file?
Files with the YG4 extension are specifically tied to Corel Paradox Secondary Index, a Data Files type, and there are 6196 files in this category.
With the creation of the Corel Paradox Secondary Index (YG4), Corel introduced file format along with 27 programs built for their use.
YG4 file support extends to various operating systems, including Windows. You can others a YG4 file using one of 2 programs, for example Corel Paradox and WordPerfect Office.
How to open a YG4 file?
The most common reason why a YG4 file cannot be opened is the absence of required software. To fix this, select a compatible program from the list. Then visit the official developer website via the provided link, download the program, and install it on your system.
Thanks to their popularity, Corel Paradox and WordPerfect Office are often the go-to programs for managing YG4 files. To install the updated version of Corel Paradox, simply go to the Corel site and download the installer compatible with all major platforms.
After setup, the operating system should recognize YG4 files and link them with Corel Paradox.
Set Corel Paradox to open YG4 by default
Change default apps on Mac
- Right-click or use Control + Left-click on the desired YG4 file to access the file’s context menu;
- Choose "Open in Application" and click "Other";
- Scroll down to the bottom of the window, and there you will find the "Enable" menu. The default selection is "Recommended Programs";
- Choose "All Programs" within this menu and locate Corel Paradox. Check the box next to "Always open in app" to set it as the default program.
Change a default app in Windows
- Start the process by right-clicking on your YG4 file and selecting "Open With". From there, click "Choose another app" to continue;
- Find the Corel Paradox application in the pop-up window and select it as your preferred program;
- Select the "Always use this application" check box and click "OK" to save your selection as the default application for opening YG4 files.
Easy YG4 Troubleshooting
YG4 files can sometimes be tricky, but minor software adjustments usually resolve the issues. Refer to the tips below for guidance.
Why does Corel Paradox stop responding or crash intermittently?
Lack of regular software updates can cause Corel Paradox to crash. Make sure you have installed the latest updates for Corel products.
Restarting your computer is often an effective solution to resolve various common problems. Therefore, it is recommended to do so before making any changes to the software configuration.
What are the best practices for repairing a YG4 file that has gone bad?
Start a recovery program, open the damaged YG4 file and then select the "Repair" menu item to start the repair procedure. Please wait patiently for the recovery process to finish as it will automatically repair the damaged data files.
How can I confirm if my YG4 file has been damaged?
Characteristics of corrupted YG4 data files can include:
- Trying to work with the archive in Corel Paradox or other programs causes instability or program crashes;
- The file does not open correctly or displays error messages;
- An unexplained increase in the size of the YG4 file;
- The file operation is accompanied by the display of error messages;



