File Extension IDLK

  • Full name
    Adobe InDesign Lock Format
  • Developer
    Adobe Systems
  • Popularity
Have you encountered a problem with a IDLK file? Don’t you know which program opens a file with this extension? You will find all the information you need about working with a IDLK file here. In the further part of this page we have added a list of programs that should open your IDLK file. It is enough you choose a proper application for your operating system, download and install it.

What is IDLK file?

The IDLK file extension is used by Adobe InDesign's DTP (Desktop Publishing) solution for so-called lock or lock files. With InDesign, for example, you can create print templates and layouts for print products such as flyers, catalogs or brochures.

More info

An IDLK file is automatically generated by the InDesign system when an InDesign document (extension indd) is to be managed. The ability to manage files is part of workflow management for InDesign and InCopy shared files.

An IDLK file ensures that only one person can ever work on a document. An IDLK contains the name of the associated indd file and is usually deleted after InDesign completes. Remaining IDLK files can be deleted.

Programs which can open a IDLK file

How to open file with IDLK extension?

In order to open a file with IDLK extension one of the following programs must be installed on user’s system. If a problem with opening IDLK file occurred, it is highly possible that none of the listed programs is present on user’s system. Even if one or more said programs are installed, there may be issues related with given programs. In order to solve a problem with IDLK files, follow the instructions below.
Install Adobe InDesign or other program from the list

Most often resolving problems with opening IDLK files is very simple. Just install an appropriate program that supports such files. All of the listed programs support IDLK files, but may vary in offered function and purpose. Some programs may be capable only of viewing contents of IDLK files or offer file conversion options, but may not be capable of editing such files.

Set Adobe InDesign as the default program for opening IDLK files

It is possible that although a compatible program has been installed on user’s system, it is not used by the system to open it. This may happen because no default application was associated with this type of files. To associate IDLK files with given application, select "Open with" from drop-down menu (accessed by right-clicking on the file). Then select from the list the program or application you want to be used to open this type of file. If the Adobe InDesign applications is not on the list, select "Browse" option in order to manually locate the directory where Adobe InDesign has been installed.


Check the section that lists most common problems with IDLK files

Sometimes problems with opening IDLK files may not lie with the application itself, but can arise due to other causes, such as:

  • File data is corrupted
  • IDLK files has been not been completely download from the internet (only a part of the data has been downloaded)
  • Currently used user account hasn’t been granted necessary privileges to open IDLK files (should that be the case, please contact your system administrator or IT specialist)
  • IDLK file was being copied from a corrupted storage device and is incomplete or data is corrupted. (Copying files from unknown or untrusted sources should be conducted with great care as such files may contain malicious software, which can damage your system)

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