HEI File Extension

What is HEI file?

HEI filename suffix is mostly used for Heitml Source Code Format files. HEI file format is compatible with software that can be installed on Windows system platform. HEI file belongs to the Developer Files category just like 1205 other filename extensions listed in our database. RADpage is by far the most used program for working with HEI files.

Programs which support HEI file extension

Below is a table that list programs that support HEI files. Files with HEI extension, just like any other file formats, can be found on any operating system. The files in question may be transferred to other devices, be it mobile or stationary, yet not all systems may be capable of properly handling such files.

Updated: 05/10/2020

How to open file with HEI extension?

Problems with accessing HEI may be due to various reasons. Fortunately, most common problems with HEI files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. The list below will guide you through the process of addressing the encountered problem.

Step 1. Install RADpage software

The main and most frequent cause precluding users form opening HEI files is that no program that can handle HEI files is installed on user’s system. The solution to this problem is very simple. Download RADpage and install it on your device. The full list of programs grouped by operating systems can be found above. If you want to download RADpage installer in the most secured manner, we suggest you visit website and download from their official repositories.

Step 2. Update RADpage to the latest version

If the problems with opening HEI files still occur even after installing RADpage, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of RADpage is available. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. The reason that RADpage cannot handle files with HEI may be that the software is outdated. The latest version of RADpage should support all file formats that where compatible with older versions of the software.

Step 3. Set the default application to open HEI files to RADpage

After installing RADpage (the most recent version) make sure that it is set as the default application to open HEI files. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.

The procedure to change the default program in Windows

• Right-click the HEI file and choose Open with option
• Click Choose another app and then select More apps option
• Finally select Look for another app on this PC, point to the folder where RADpage is installed, check the Always use this app to open HEI files box and conform your selection by clicking OK button

The procedure to change the default program in Mac OS

• From the drop-down menu, accessed by clicking the file with HEI extension, select Information
• Find the Open with option – click the title if its hidden
• From the list choose the appropriate program and confirm by clicking Change for all....
• If you followed the previous steps a message should appear: This change will be applied to all files with HEI extension. Next, click the Continue button to finalize the process.

Step 4. Check the HEI for errors

You closely followed the steps listed in points 1-3, but the problem is still present? You should check whether the file is a proper HEI file. Being unable to access the file can be related to various issues.

1. Verify that the HEI in question is not infected with a computer virus

If the HEI is indeed infected, it is possible that the malware is blocking it from opening. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. If the HEI file is indeed infected follow the instructions below.

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

If you obtained the problematic HEI 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. When downloading the file with HEI extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

3. Ensure that you have appropriate access rights

There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Log out of your current account and log in to an account with sufficient access privileges. Then open the Heitml Source Code Format file.

4. Verify that your device fulfills the requirements to be able to open RADpage

The operating systems may note enough free resources to run the application that support HEI files. Close all running programs and try opening the HEI file.

5. Verify that your operating system and drivers are up to date

Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with Heitml Source Code Format files. It is possible that one of the available system or driver updates may solve the problems with HEI files affecting older versions of given software.

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