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HLD file extension

The table below provides useful information about the .hld file extension. It answers questions such as:

  • What is the .hld file?
  • What program do I need to open a .hld file?
  • How can the .hld file be opened, edited or printed?
  • How can I convert .hld files to another format?

Table of Contents

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ Structural Desktop Hold Data

HLD file is a Structural Desktop Hold Data. Structural Desktop is an Application Load program, meaning that it is made to run inside AutoCAD and other AutoDesk programs. Structural Desktop is not a stand alone program. Structural Desktop saves all of its database information in a file format that we have given the extension HLD, and refer to as a HOLD file.
Category: Data files
Application: Structural Desktop
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
HLD aliases:
HLD related links:
HLD related extensions:

Other types of files may also use the .hld file extension.

🚫 The .hld file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

bld, gld, h1d, hd, hdl, hid, hl, hlc, hlf, hlr, hls, hlv, hlw, hlx, hmd

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Multi-Edit Help Data
Norland Image Format File
Broderbund 3D Home Architect Project
Xilinx Microprocessor Library Definition
C64 Hires-Interlace Image
MoTeC Telemetry Log
General Hard Disk Image
HotDocs Template Library
Hollex Cartridge Image
Tag Library Descriptor

🔴 Can't open a .hld file?

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

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .hld file association, check the FAQ.

🔴 Can I change the extension of 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 the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .hld file extension, write to us!

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