DER File Extension

DER file extension is created by Developer, also known as DER Certificate File. DER has been classified as Web Files. This File type categories under Zip, Text, Binary and XML, however, the format of this file format has not been determined yet. You can open DER files in Microsoft Internet Explorer program.

DER Certificate File Type

What is a DER File Type?

Digital certificates provided by protected Web sites are recognized by all standard Web browsers.

Free online DER Tools & Apps

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

DER Converter

Open DER

Edit DER

Compare DER Files

Merge DER Files

Split DER Files

DER Metadata Viewer

DER Files Common Issues

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

Can't Open DER Files?

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

   Associate DER Default Program on Windows

   1. Right-click a *.DER (e.g example.der) 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 .der files.
   
   

   Associate DER Default Program on MacOs

   1. Click *.DER (e.g example.der) 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.

Related DER File Extensions

DER default file extension is .DER and other similer related extensions are:

All Platform Software Programs for DER File Extension

List of all softwares that can open the DER 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.

Open DER File on Windows

	Software	License	Developer
	Microsoft Edge 80 for Windows	Bundled	Microsoft
	Mozilla Firefox 75 for Windows	Open Source	Mozilla
	Microsoft Internet Explorer 11 for Windows	Freeware	Microsoft
	Intuit QuickBooks Pro 000 for Windows	Paid	Intuit QuickBooks Pro

Open DER File on Mac OS

	Software	License	Developer
	Microsoft Edge 80 for MacOs	Bundled	Microsoft
	Mozilla Firefox 75 for MacOs	Open Source	Mozilla
	Apple Keychain Access 10 for MacOs	Bundled	Apple
	Apple Safari 12 for MacOs	Bundled	Apple

Open DER file on Linux

	Software	License	Developer
	Mozilla Firefox 75 for Linux	Open Source	Mozilla

Open DER file on Web

Open DER file on iOS

	Software	License	Developer
	Microsoft Edge 80 for iOS	Bundled	Microsoft
	Mozilla Firefox 75 for iOS	Open Source	Mozilla
	Apple Safari 12 for iOS	Bundled	Apple

Open DER file on Android

	Software	License	Developer
	Microsoft Edge 80 for Android	Bundled	Microsoft
	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.

About DER - DER Certificate File

Listed file converters are from the wide range of online file converter.

These are the most polular file/document converters based on the user's review and usage on the FileProInfo.