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CRT File Extension

CRT file extension is created by Developer, also known as Security Certificate. CRT has been classified as Web Files. The format of this file type has not been determined yet. You can open CRT files in Microsoft Internet Explorer program.



Security Certificate File Type

Security Certificate File Type
Extension .crt
Developer Not Available
Popularity 5.0 (175 Votes)
Mime Type application/pkix-cert
Default Program Microsoft Internet Explorer
Category Web Files
Format Not Available
Updated 11/1/2024

What is a CRT File Type?

When a user visits a secure site, the certificate files are automatically recognized by web browsers. You can view the information stored in the certificate by clicking on the icons in the browser window.



Free online CRT Tools & Apps

We have also the free online .CRT (Security Certificate) file extension apps that can allow to view, edit, convert from to CRT, merge, split and compare the CRT files without installing anything on your system. Please click on the links to explore the complete list of details for each required feature.



CRT Files Common Issues

There are few common issues with the Security Certificate .CRT File Extensions while opening the .CRT files on Windows and MacOs, we have solution to those issues such as:

Can't Open CRT Files?

  1. You must have supported software programs installed for Security Certificate on your system such as Microsoft Internet Explorer.
  2. Associate default Microsoft Microsoft Internet Explorer program for *.crt (Security Certificate) files.

    Associate CRT Default Program on Windows
    1. Right-click a *.CRT (e.g example.crt) file and click Open With.
    2. In the Open with dialog box, click Microsoft Microsoft Internet Explorer program Or click Browse to locate the program (*.exe) that you want.
    3. Select check box for Always use this app to open .crt files.

    Associate CRT Default Program on MacOs
    1. Click *.CRT (e.g example.crt) file and click information -> Open With.
    2. In the programs list, click Microsoft Microsoft Internet Explorer program Or other appropriate program that you want.
    3. Confirm Change for all... and Contine.
    4. A message will appear "This change will be applied to all files with .Microsoft Internet Explorer extension. By clicking Continue you confirm your selection", click Contine to apply changes.


All Platform Software Programs for CRT File Extension

List of all softwares that can open the CRT files on each platforms such as Windows, Mac, iOS, Linux, Web and Android, you may click the each software link for more details for other supported formats for each software and the verified direct download links for each software with complete lisensing details.

Microsoft Windows logo image Open CRT File on Windows

Software License Developer
Google Chrome image. Google Chrome 72 for Windows Freeware Google
Microsoft Edge image. Microsoft Edge 80 for Windows Bundled Microsoft
Mozilla Firefox image. Mozilla Firefox 75 for Windows Open Source Mozilla
Microsoft Internet Explorer image. Microsoft Internet Explorer 11 for Windows Freeware Microsoft
MultiAd Creator Pro image. MultiAd Creator Pro 000 for Windows Free Trial MultiAd Creator Pro

MacOs logo image - FileProInfo.comOpen CRT File on Mac OS

Software License Developer
Google Chrome image. Google Chrome 72 for MacOs Freeware Google
Microsoft Edge image. Microsoft Edge 80 for MacOs Bundled Microsoft
Mozilla Firefox image. Mozilla Firefox 75 for MacOs Open Source Mozilla
MultiAd Creator Pro image. MultiAd Creator Pro 000 for MacOs Free Trial MultiAd Creator Pro
Apple Safari image. Apple Safari 12 for MacOs Bundled Apple

Linux logo image - FileProInfo.comOpen CRT file on Linux

Software License Developer
Google Chrome image. Google Chrome 72 for Linux Freeware Google
Mozilla Firefox image. Mozilla Firefox 75 for Linux Open Source Mozilla

Website logo image - FileProInfo.comOpen CRT file on Web

Software License Developer

iOS logo image - FileProInfo.comOpen CRT file on iOS

Software License Developer
Google Chrome image. Google Chrome 72 for iOS Freeware Google
Microsoft Edge image. Microsoft Edge 80 for iOS Bundled Microsoft
Mozilla Firefox image. Mozilla Firefox 75 for iOS Open Source Mozilla
Apple Safari image. Apple Safari 12 for iOS Bundled Apple

Android logo image - FileProInfo.comOpen CRT file on Android

Software License Developer
Google Chrome image. Google Chrome 72 for Android Freeware Google
Microsoft Edge image. Microsoft Edge 80 for Android Bundled Microsoft
Mozilla Firefox image. Mozilla Firefox 75 for Android Open Source Mozilla

About Licensing

  1. Free Trial This software are often used for an attempt period, like 14 days, before requiring payment. Some trial versions have a reduced feature set.
  2. Free This software is liberal to use. Examples include open-source , freeware software, like free programs supported by advertising.
  3. Free+ This software is liberal to download and use, but contains in-app purchases (IAP) to unlock additional content or functionality.
  4. Paid This software must be purchased so as to use it. it's going to be offered as a perpetual license or ongoing subscription.
  5. Included with OS This software is bundled with an OS , like Windows, macOS, or Android.

CRT file extension icon image.About CRT - Security Certificate

FileProInfo is to help you understand about the Security Certificate with *.CRT suffix, and provide the complete detail as how to open, edit, convert, merge, split and compare it with other related software programs, software download links and free online apps and tools.

Our professional team members at FileProInfo have been individually researched and verified the details for CRT. We want to be 100% accurate and publish the information about file formats, tools, apps and software programs that we have tested and validated.

If you would like to suggest any additions or updates to this page for CRT, please let us know.

Updated 11/1/2024


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