Iasrad.dll download

NPS RADIUS Protocol Component

Since you decided to visit this page, chances are you’re either looking for iasrad.dll file, or a way to fix the “iasrad.dll is missing” error. Look through the information below, which explains how to resolve your issue. On this page, you can download the iasrad.dll file as well.

What is Iasrad.dll?

Iasrad.dll a DLL (Dynamic Link Library) file, developed by Microsoft, which is referred to essential system files of the Windows OS. It usually contains a set of procedures and driver functions, which may be applied by Windows.

What is Iasrad.dll used for?

Iasrad.dll file, also known as NPS RADIUS Protocol Component, is commonly associated with Microsoft® Windows® Operating System. It is an essential component, which ensures that Windows programs operate properly. Thus, if the iasrad.dll file is missing, it may negatively affect the work of the associated software.

What is Iasrad.dll is missing error mean?

There are multiple reasons that may cause iasrad.dll errors. These include Windows registry issues, malicious software, faulty applications, etc.

Error messages related to the iasrad.dll file can also indicate that the file has been incorrectly installed, corrupted or removed.

Other common iasrad.dll errors include:

  • “iasrad.dll is missing”
  • “iasrad.dll error loading”
  • “iasrad.dll crash”
  • “iasrad.dll was not found”
  • “iasrad.dll could not be located”
  • “iasrad.dll Access Violation”
  • “The procedure entry point iasrad.dll error”
  • “Cannot find iasrad.dll”
  • “Cannot register iasrad.dll”
iasrad.dll - System Error The program can`t start because iasrad.dll is missing from your computer. Try reinstalling the program to fix problem.

How to fix Iasrad.dll missing error?

If the “iasrad.dll is missing” error occurs, you may use one of the methods below – manual or automatic – to solve the problem. The manual method assumes that you download the iasrad.dll file and put it inside the game/application installation folder, while the second method is much easier as it allows you to automatically fix the error with minimum effort.

Method 1: Download Iasrad.dll

Search through available versions of iasrad.dll from the list below, select the correct file and press the “Download” link. If you cannot decide which version to choose, read the article below or use the automatic method to resolve the issue

Iasrad.dll, 11 available versions

Bits & Version File size Language Description Checksums
32bit 6.3.9600.16384 193.0 KB U.S. English NPS RADIUS Protocol Component
MD5 4aeaedd655c1572a2ce880c5f05c08dc
SHA1 b41b9df1bb2be3a486c6d5f187c69aa96c2b8804
32bit 6.2.9200.16384 191.0 KB U.S. English NPS RADIUS Protocol Component
MD5 6bfa3bbbef689f7ba1a107f6b3ee00aa
SHA1 4cb84e5a0de987e400966b81b71cc8beaafd5f69
32bit 6.1.7601.17514 168.0 KB U.S. English NPS RADIUS Protocol Component
MD5 186147c89867b66cb02667d4037c7550
SHA1 e8e086c50b0823967ccd0d38e88ed1738eef5ea6
64bit 6.0.6001.18000 191.5 KB U.S. English NPS RADIUS Protocol Component
MD5 325767afb941cadb7a4abced547ec662
SHA1 894ff5652d148853b6083dfb7a2f646dc7681a5c
32bit 6.0.6001.18000 153.0 KB U.S. English NPS RADIUS Protocol Component
MD5 c91cfee130a7b73f34ef08bc60ac0b13
SHA1 a97ee034d81d9e658d4ec1e94cd5309ce0ea1962
32bit 5.1.2600.5512 117.0 KB Swedish IAS RADIUS-protokollkomponent
MD5 594b56f4a9d3af1abfe351649487c973
SHA1 ced49a6f435c4fe990a1419e94e42c7837fff078
32bit 5.1.2600.2180 117.0 KB Swedish IAS RADIUS-protokollkomponent
MD5 2aba25a48d490e843107e02aebff3595
SHA1 69dbf522e420767dea62ba7d8cacb7ac637d3a4a
64bit 10.0.14393.0 223.5 KB U.S. English NPS RADIUS Protocol Component
MD5 237f374165b9fb59f4cf9063810a1c50
SHA1 813b37b9091020d6febac0008dbaa849db6b90a1
32bit 10.0.14393.0 188.0 KB U.S. English NPS RADIUS Protocol Component
MD5 e73763d838ea4a2b791ce4704c84b624
SHA1 8929bd703eb459808acdd7efa782b3dde9fdd3c5
32bit 10.0.10586.0 188.5 KB U.S. English NPS RADIUS Protocol Component
MD5 565d13212932d74409189bbe6bc291ae
SHA1 501295966a302d3d1bf0b2ade42870814e4f5f70
64bit 10.0.10586.0 226.0 KB U.S. English NPS RADIUS Protocol Component
MD5 6ed39f91f4c8e364cf7400557f48dd5e
SHA1 58589038a979b3c46eb9a7e887c029ccad0450b4

How to choose the correct version of Iasrad.dll?

First, look through descriptions in the table above and select the proper file for your program. Pay attention to whether it’s a 64-, or 32-bit file, as well as the language it uses. For 64-bit programs, use 64-bit files if they are listed above.

It’s best to choose those dll files which language corresponds to the language of your program, if possible. We also recommend downloading the latest versions of dll files for an up-to-date functionality.

Where to place the Iasrad.dll file?

To repair the “iasrad.dll is missing” error, put the file inside the application/game installation folder. Alternatively, you can place the iasrad.dll file within the Windows system directory.

How to register Iasrad.dll?

If putting the missing iasrad.dll file into the proper directory doesn’t solve the problem, you’ll have to register it. To do so, copy your DLL file to the C:\Windows\System32 folder, and open a command prompt with admin rights. There, type “regsvr32 iasrad.dll” and press Enter.

Method 2: Fix the missing Iasrad.dll error automatically

With WikiDll Fixer you can automatically repair iasrad.dll errors. The utility will not only download the correct version of iasrad.dll for absolutely free and suggest the right directory to install it but also resolve other issues related to the iasrad.dll file.
  • Step 1: Click the “Download App. ” button to get an automatic tool, provided by WikiDll.
  • Special offer. See more information about Outbyte and unistall instrustions. Please review Outbyte EULA and Privacy Policy

  • Step 2: Install the utility by following simple installation instructions.
  • Step 3: Launch the program to fix your iasrad.dll errors and other issues.

special offer


See more information about Outbyte and unistall instrustions. Please review Outbyte EULA and Privacy Policy

File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

This Tool is Compatible With: windows-versions

Limitations: trial version offers an unlimited number of scans, backup, restore of your windows registry for FREE. Full version must be purchased.

Method 3: Fix Iasrad.dll missing error with System File Checker (SFC)

Many users are familiar with the sfc / scannow system file integrity check command, which automatically checks and fixes protected Windows system files. To execute this command, you have to run command prompt as administrator.
  • Step 1: Start the command line as an administrator in Windows by pressing Win key on your keyboard and typing "Command Prompt" in the search field, then - right-click on the result and select Run as administrator. Alternatively, you can press Win + X key combination which will open the menu where you can select Command Prompt (Admin).
  • Step 2: Type sfc / scannow while in Command Prompt and hit Enter.

After entering the command, a system check will begin. It will take a while, so please be patient. Once operation is complete you will get the message “Windows Resource Protection found corrupt files and successfully repaired them.” or “Windows Resource Protection found corrupt files but was unable to fix some of them”.

Keep in mind that System File Checker (SFC) cannot fix integrity errors for those system files that are currently being used by operating system. To fix these files you have to run SFC command through the command prompt in the Windows recovery environment. You can get into Windows Recovery Environment from the login screen, by clicking Shutdown, then holding down the Shift key while selecting Restart.

In Windows 10, you can press Win key, select Settings > Update & security > Recovery and under Advanced Startup, click Restart now. You can also boot from the installation disk or bootable USB flash drive with the Windows 10 distribution. On the installation screen select your preferred language and then select “System Restore”. After that, go to “Troubleshooting” > “Advanced Settings” > “Command Prompt”. Once in Command Prompt type the following command: sfc /scannow /offbootdir=C:\ /offwindir=C:\Windows where C is the partition with the installed operating system, and C: \ Windows is the path to the Windows 10 folder.

This operation will take a while and it is important to wait until it is complete. When finished, close the command prompt and restart the computer as usual.

Method 4: Fix corrupted Iasrad.dll file by performing System Restore

System Restore is very useful when you want to fix iasrad.dll error. Using the "System Restore" function, you can choose restore Windows to the date when the iasrad.dll file was not damaged. Thus, restoring Windows to an earlier date cancels changes made to system files. Please follow the steps below to roll back Windows using System Restore and get rid of iasrad.dll error.
  • Step 1: Press the Win + R keys combination to launch Run dialog.
  • Step 2: Type rstrui in the Run text box and click OK or hit Enter. It will open the system recovery utility.
  • Step 3: The “System Restore” window may include the “Choose a different restore point” option. If so, select this option and click Next. Check the “Show more restore points” checkbox to see a complete list of dates.
  • Step 4: Select a date to restore Windows 10. Keep in mind that you need to select a recovery point that will restore Windows to the date when the iasrad.dll error message did not appear.
  • Step 5: Click the "Next" button and then click "Finish" to confirm your restore point.

At this point, your computer will reboot normally and boot up with restored version of Windows, and iasrad.dll error should be resolved.

Method 5: Scan your PC for malware to fix iasrad.dll error

Sometimes iasrad.dll error can happen because of malware on your computer. The malicious software can intentionally corrupt DLL files in order to substitute them with its own malicious files. Therefore, your number one priority should be to scan your computer for malware and eliminate it as soon as possible.

OPTION 1 - Windows Defender

The new version of Windows 10 has a built-in application called "Windows Defender", which allows you to check your computer for viruses and remove malware, which is difficult to remove in a running operating system. In order to use the Windows Defender Offline scan, go to the settings (Start - Gear icon or Win + I key), select "Update and Security" and go to the "Windows Defender" section.
How to use Windows Defender Offline Scan
  • Step 1: Press Win key or click on Start and click on Gear icon. Alternatively press Win + I key combination.
  • Step 2: Select Update and Security option and go to Windows Defender section.
  • Step 3: At the bottom of the defender settings there is the checkbox " Windows Defender Offline scan". To start it, click "Scan Now". Note that you have to save all unsaved data before rebooting your PC.

After clicking “Scan Now” burton, the computer will reboot and automatically start searching viruses and malware. Upon completion of the scan, the computer will restart, and in the notifications, you will see a report on the completed scan.

OPTION 2 - Malwarebytes

Malwarebytes products are one of the most popular and effective to fight malware and unwanted programs, and they will come in handy even when you have a high-quality third-party antivirus installed. Scanning in the new version of Malwarebytes can be performed in real time and manually. To initiate manual scan please follow the steps below:
  • Step 1: Launch the Malwarebytes program and click Scan Now button. Also, you can select Scan option on the left side of the program’s window and click Full Scan. The system will begin scanning and you will be able to see the scan results.
  • Step 2: Select items that you want to quarantine and press “Quarantine Selected” button. When quarantined, you may be prompted to reboot the computer.
  • Step 3: After the program has been restarted, you can delete all quarantined objects by going to the appropriate section of the program or restore some of them if it turned out that after quarantining something from your software began to work incorrectly.

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