IDLE File Extension

IDLE file icon
IDle Script Format

What is IDLE file?

IDLE is a file extension commonly associated with IDle Script Format files. Files with IDLE extension may be used by programs distributed for Windows platform. Files with IDLE extension are categorized as Developer Files files. The Developer Files subset comprises 1028 various file formats. IDle is by far the most used program for working with IDLE files.

Programs which support IDLE file extension

Below is a table that list programs that support IDLE files. IDLE files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.

Programs that support IDLE file

Windows Windows

Updated: 02/21/2020

How to open file with IDLE extension?

Problems with accessing IDLE may be due to various reasons. Fortunately, most common problems with IDLE files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Install IDle software

Problems with opening and working with IDLE files are most probably having to do with no proper software compatible with IDLE files being present on your machine. The solution to this problem is very simple. Download IDle and install it on your device. The full list of programs grouped by operating systems can be found above. The safest method of downloading IDle installed is by going to developer’s website () and downloading the software using provided links.

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

If you already have IDle installed on your systems and IDLE files are still not opened properly, check if you have the latest version of the software. Software developers may implement support for more modern file formats in updated versions of their products. This can be one of the causes why IDLE files are not compatible with IDle. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using IDle.

Step 3. Set the default application to open IDLE files to IDle

If the issue has not been solved in the previous step, you should associate IDLE files with latest version of IDle you have installed on your device. The method is quite simple and varies little across operating systems.

Change the default application in Windows

  • Clicking the IDLE with right mouse button will bring a menu from which you should select the Open with option
  • Select Choose another app → More apps
  • The last step is to select Look for another app on this PC option supply the directory path to the folder where IDle is installed. Now all that is left is to confirm your choice by selecting Always use this app to open IDLE files and clicking OK.

Change the default application in Mac OS

  • From the drop-down menu, accessed by clicking the file with IDLE 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 IDLE extension. Next, click the Continue button to finalize the process.

Step 4. Ensure that the IDLE file is complete and free of 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 IDLE file. It is probable that the file is corrupted and thus cannot be accessed.

1. Check the IDLE file for viruses or malware

If the file is infected, the malware that resides in the IDLE file hinders attempts to open it. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. If the IDLE file is indeed infected follow the instructions below.

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

Did you receive the IDLE file in question from a different person? Ask him/her to send it one more time. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. If the IDLE file has been downloaded from the internet only partially, try to redownload it.

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. Switch to an account that has required privileges and try opening the IDle Script Format file again.

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

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

5. Check if you have the latest updates to the operating system and drivers

Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with IDle Script Format file. It may be the case that the IDLE files work properly with updated software that addresses some system bugs.

Do you want to help?

If you have additional information about the IDLE 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 IDLE file.

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