ID File Extension

ID file icon
Lotus Notes User ID Format
  • Developer
    IBM
  • Category
  • Popularity
    3 (5 votes)

What is ID file?

ID files are used by Lotus Notes software developed by IBM, a client-server ecosystem for Windows, Mac OS X, and Linux operating systems. ID files store Lotus Notes user identification data and Domino server data.

Identification data comprises

  • username,
  • public and private key,
  • security certificate,
  • license number for Notes software,
  • password.

ID file characteristics

ID files are created by platform administrators and are valid for a defined period of time, usually a year. They need to be renewed after expiring. Data in ID files is sensitive and should be secured properly as it allows access to the server.

Programs which support ID file extension

Programs that can handle ID files are as follows. Files with ID 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.

Programs that support ID file

Updated: 01/20/2020

How to open file with ID extension?

Problems with accessing ID may be due to various reasons. What is important, all common issues related to files with ID extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Install Lotus Notes software

Problems with opening and working with ID files are most probably having to do with no proper software compatible with ID files being present on your machine. This issue can be addressed by downloading and installing Lotus Notes or different compatible program, such as Lotus Domino, Pegasus Mail. On the top of the page a list that contains all programs grouped based on operating systems supported can be found. The safest method of downloading Lotus Notes 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 Lotus Notes

You still cannot access ID files although Lotus Notes is installed on your system? Make sure that the software is up to date. Software developers may implement support for more modern file formats in updated versions of their products. The reason that Lotus Notes cannot handle files with ID may be that the software is outdated. The latest version of Lotus Notes should support all file formats that where compatible with older versions of the software.

Step 3. Assign Lotus Notes to ID files

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

Selecting the first-choice application in Windows

  • Clicking the ID with right mouse button will bring a menu from which you should select the Open with option
  • Select Choose another app → More apps
  • To finalize the process, select Look for another app on this PC entry and using the file explorer select the Lotus Notes installation folder. Confirm by checking Always use this app to open ID files box and clicking OK button.

Selecting the first-choice application in Mac OS

  • Right-click the ID file and 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 ID extension. Next, click the Continue button to finalize the process.

Step 4. Ensure that the ID 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 ID file. It is probable that the file is corrupted and thus cannot be accessed.

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

If the file is infected, the malware that resides in the ID file hinders attempts to open it. Scan the ID file as well as your computer for malware or viruses. ID file is infected with malware? Follow the steps suggested by your antivirus software.

2. Check whether the file is corrupted or damaged

If the ID file was sent to you by someone else, ask this person to resend the file to you. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. It could happen the the download process of file with ID extension was interrupted and the file data is defective. Download the file again from the same source.

3. Verify whether your account has administrative rights

Some files require elevated access rights to open them. Log out of your current account and log in to an account with sufficient access privileges. Then open the Lotus Notes User ID Format file.

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

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

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

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

Do you want to help?

If you have additional information about the ID 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 ID file.

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