File Extension Database

Open ID File

The ID extension files are mainly used by the Lotus Notes software, which was developed by IBM, a client-server ecosystem for Windows, Mac OS X and Linux operating systems, today managed by HCL (https://www.hcltechsw.com/).

It is created by the Domino administrator and includes the necessary data to achieve effective client-server communication. Therefore, ID files are essential for logging into Lotus Notes. They are generally valid for one year and therefore must be renewed.

The data contained in an ID file can be

User.
Keys (public and private).
Security certificate.
License number for Notes.
Password.

If for any reason you lose your information or forget it, you can recover it, only if the Domino administrator configured it for this purpose. Otherwise, you will not be able to retrieve your login details.

To open a file with an ID extension are:

How Can I Open ID File on Windows

We researched and learned that the best way to open ID file is to find a ID file in question in Windows OS File Explorer and double click on it to launch the corresponding application.
If a ID file is not opened in an application and you instead get a "Windows can't open a file" error message you should try looking for an application which can open the file in question.
If you know the application which can open ID file then run it and see if there is a File->Open main menu option in the application.
If you don't know the application which function as ID file opener then try to search online for "ID viewer", "application to open ID file" or "open ID file" queries in the search engine you like.
Install the application you found and check if it can open ID file

How Can I Open ID File on Mac OS

We recommend to find a ID file in question in Mac OS Finder and double click on it to launch the corresponding application.
If a ID file is not opened in a Mac OS application and you instead get a "There is no application set to open the file" error message you can click on "Search App Store" in the error dialog and Mac OS will show you applications compatible with ID file.
If you know the Mac OS application which can work as ID file opener you can choose the "Choose Application..." option in the error box to associate the file extension and open ID file in it.
If you don't know the application which can open ID file then try to search for "ID viewer", "application to open ID file" or "read ID file" queries in the online search engine you like.
Install the application you found and check if it can read ID file

How Can I Open ID File on Android

If you downloaded a ID file on Android device you can open it by following steps below:

In the Android apps list on your Android device find "My Files" or "File manager" app and tap to start it.
Tap on "Downloads" folder inside the app.
You should see your downloaded ID file in that folder.
Tap on the file. If Android device supports opening the file you downloaded it will open in the corresponding app.
If file does not open you can look for the corresponding app that can open the file by searching Android App Store for the "ID".
If you cannot open the file with the apps from Android App Store it is possible that the file could only be opened on desktop platforms such as Windows or Mac OS. Try searching for "ID viewer", "ID file reader" online and see if any desktop applications can open it.
It is also possible that the file you downloaded is outdated and is no longer supported.

How to Open ID File on iPhone or iPad

To open ID File on iOS device follow steps below:

We advies to open Files app on your iPhone or iPad device. You can find it by swiping down on the home screen and typing "Files" in the search bar.
Tap on the Downloads folder on the Files app home screen.
You will see all files that you recently downloaded. Tap on the ID file to view it.
If you have the right app that can open it it will automatically launch and open your file.
If you don't have the app which can open it you need to serch Apple app store for "ID". This way you can find apps which can open ID files.
If this doesn't help it is possible that your file could be opened only by the desktop application. To find an app which can open it on desktop look for "ID viewer" or "ID file" online in your favorite search engine.