LW4 file icon

LW4 File Extension

Lightwright Format
  • Developer
    John McKernon Software
  • Category
  • Popularity
    3.2 (5 votes)

What is LW4 file?

LW4 is a file extension commonly associated with Lightwright Format files. Lightwright Format format was developed by John McKernon Software. Files with LW4 extension may be used by programs distributed for Mac OS, Windows platform. LW4 file belongs to the Data Files category just like 1326 other filename extensions listed in our database. Users are advised to use Lightwright software for managing LW4 files, although 1 other programs can also handle this type of file. On the official website of John McKernon Software developer not only will you find detailed information about theLightwright software, but also about LW4 and other supported file formats.

Programs which support LW4 file extension

Below you will find an index of software programs that can be used to open LW4 files divided into 2 categories according to system platform supported. Files with LW4 suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

Programs that support LW4 file

How to open file with LW4 extension?

Problems with accessing LW4 may be due to various reasons. What is important, all common issues related to files with LW4 extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. We have prepared a listing of which will help you resolve your problems with LW4 files.

Step 1. Get the Lightwright

Install software to open LW4 file The most common reason for such problems is the lack of proper applications that supports LW4 files installed on the system. The solution is straightforward, just download and install Lightwright. The full list of programs grouped by operating systems can be found above. If you want to download Lightwright installer in the most secured manner, we suggest you visit John McKernon Software website and download from their official repositories.

Step 2. Verify the you have the latest version of Lightwright

Update software that support file extension LW4If the problems with opening LW4 files still occur even after installing Lightwright, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of Lightwright is available. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. If you have an older version of Lightwright installed, it may not support LW4 format. The most recent version of Lightwright is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Assign Lightwright to LW4 files

If the issue has not been solved in the previous step, you should associate LW4 files with latest version of Lightwright you have installed on your device. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.

Associate software with LW4 file on Windows

The procedure to change the default program in Windows

  • Choose the Open with entry from the file menu accessed by right-mouse clicking on the LW4 file
  • Click Choose another app and then select More apps option
  • To finalize the process, select Look for another app on this PC entry and using the file explorer select the Lightwright installation folder. Confirm by checking Always use this app to open LW4 files box and clicking OK button.
Associate software with LW4 file on Mac

The procedure to change the default program in Mac OS

  • From the drop-down menu, accessed by clicking the file with LW4 extension, select Information
  • Proceed to the Open with section. If its closed, click the title to access available options
  • Select Lightwright and click Change for all...
  • A message window should appear informing that This change will be applied to all files with LW4 extension. By clicking Continue you confirm your selection.

Step 4. Verify that the LW4 is not faulty

Should the problem still occur after following steps 1-3, check if the LW4 file is valid. It is probable that the file is corrupted and thus cannot be accessed.

Check LW4 file for viruses
1. Check the LW4 file for viruses or malware

If the file is infected, the malware that resides in the LW4 file hinders attempts to open it. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. If the scanner detected that the LW4 file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.

2. Verify that the LW4 file’s structure is intact

If you obtained the problematic LW4 file from a third party, ask them to supply you with another copy. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. It could happen the the download process of file with LW4 extension was interrupted and the file data is defective. Download the file again from the same source.

3. Check if the user that you are logged as has administrative privileges.

Some files require elevated access rights to open them. Log in using an administrative account and see If this solves the problem.

4. Make sure that the system has sufficient resources to run Lightwright

If the system is under havy load, it may not be able to handle the program that you use to open files with LW4 extension. In this case close the other applications.

5. Ensure that you have the latest drivers and system updates and patches installed

Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with Lightwright Format files. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle LW4 files.

Do you want to help?

If you have additional information about the LW4 file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on LW4 file.

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