HPL File Extension

HPL file icon

HP-GL Plotter Format

What is a HPL file?

The HPL extension is related to HP-GL Plotter Format and is classified in the Vector Image Files category, which contains 120 files.

The HP-GL Plotter Format (HPL) was created by HP, a company that developed file format and produced 11 programs for their use.

HPL files are compatible with various operating systems, including Linux, Mac OS and Windows. If you need to view a HPL file, you can use one of 4 programs, such as XnView, TurboCAD and CADintosh.

Programs that support HPL files

How to open a HPL file?

If you’re having difficulty opening a HPL file, it is often due to not having the correct software. To solve the problem, choose a compatible program from the list. Then follow the link to the official developer site, download the software, and install it on your device.

XnView, TurboCAD and CADintosh are among the most widely used programs for handling HPL files. To set up the newest version of TurboCAD on your device, simply go to the official IMSI Design website. There you can download the edition compatible with every operating system.

Once the process is complete, TurboCAD should take over as the default application for HPL files.

Make TurboCAD the default HPL viewer

Change the default app to open files on Mac

  1. Right click or use Control + Left Click on the desired HPL file to access a dropdown menu of actions;
  2. Choose "Open in Application" and click "Other";
  3. At the bottom of the window, you will find the "Enable" menu. Default, will be set to "Recommended Programs";
  4. Choose "All Programs" in this menu and search for TurboCAD. Check the box next to "Always open in app" to make it the default program.

Change default programs in Windows

  1. Start by right-clicking on your HPL file, then select "Open With" and continue by clicking "Choose another app" from the options provided;
  2. Inside the popup window, scroll through the list of applications and specifically choose TurboCAD as the application to associate with your HPL file;
  3. Check the "Always use this app" checkbox and click "OK".

Finding answers to HPL file problems

Rest assured, any issues with HPL files can typically be addressed with simple software adjustments. See the tips below for help.

What are the steps to repair a damaged HPL file?

Open the damaged HPL file in a recovery program and select the "Repair" menu item to start the repair operation. Allow the recovery process to complete, which will automatically repair the damaged vector image files.

What are the methods to detect if my HPL file has been corrupted?

The signs of corrupted HPL vector image files can manifest as:

  • Unexplained HPL file size inflation;
  • TurboCAD or other programs stop responding or crash when trying to handle the file;
  • When opening the file, errors occur or the inability to access its contents;
  • While working with the file, error alerts are encountered;

What are the reasons behind TurboCAD crash?

Insufficient software updates can contribute to TurboCAD crash. To avoid this, make sure that you have installed the latest updates for IMSI Design products.

A computer restart is often the key to solving numerous common problems. That’s why, it is recommended to restart the computer before making any changes to the software settings.