Msasn1.dll download

ASN.1 Runtime APIs

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Click "Download Now" to get the PC tool that comes with the msasn1.dll. The utility will automatically determine missing dlls and offer to install them automatically. Being an easy-to-use utility, it is is a great alternative to manual installation, which has been recognized by many computer experts and computer magazines. Limitations: trial version offers an unlimited number of scans, backup, restore of your windows registry for FREE. Full version must be purchased. It supports such operating systems as Windows 10, Windows 8 / 8.1, Windows 7 and Windows Vista (64/32 bit).
File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

Since you decided to visit this page, chances are you’re either looking for msasn1.dll file, or a way to fix the “msasn1.dll is missing” error. Look through the information below, which explains how to resolve your issue. On this page, you can download the msasn1.dll file as well.

What is Msasn1.dll?

Msasn1.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 Msasn1.dll used for?

Msasn1.dll file, also known as ASN.1 Runtime APIs, is commonly associated with Microsoft® Windows® Operating System. It is an essential component, which ensures that Windows programs operate properly. Thus, if the msasn1.dll file is missing, it may negatively affect the work of the associated software.

What is Msasn1.dll is missing error mean?

There are multiple reasons that may cause msasn1.dll errors. These include Windows registry issues, malicious software, faulty applications, etc.

Error messages related to the msasn1.dll file can also indicate that the file has been incorrectly installed, corrupted or removed.

Other common msasn1.dll errors include:

  • “msasn1.dll is missing”
  • “msasn1.dll error loading”
  • “msasn1.dll crash”
  • “msasn1.dll was not found”
  • “msasn1.dll could not be located”
  • “msasn1.dll Access Violation”
  • “The procedure entry point msasn1.dll error”
  • “Cannot find msasn1.dll”
  • “Cannot register msasn1.dll”
msasn1.dll - System Error The program can`t start because msasn1.dll is missing from your computer. Try reinstalling the program to fix problem.

How to fix Msasn1.dll missing error?

If the “msasn1.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 msasn1.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 Msasn1.dll

Search through available versions of msasn1.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

Msasn1.dll, 13 available versions

Bits & Version File size Checksums
32bit 6.3.9600.16384 49.4 KB
MD5 8685f31a9319fb0fa882c736783f5f5e
SHA1 93126052e95dddd3f020563bbeeae8a6dd0c23f1
32bit 6.2.9200.16384 56.0 KB
MD5 afaacbe85092fbd8ee7f54ca7ff3f0f1
SHA1 c6ecc5e66a798138a01e780e66f8c28c8b4b49b8
32bit 6.1.7601.17514 33.5 KB
MD5 938f39b50bafe13d6f58c7790682c010
SHA1 9a1926a912ce2ed14431c8cddbd7638f56ad1fe5
64bit 6.0.6001.18326 81.0 KB
MD5 ab07efdd2171a460ed0848c4e93a6131
SHA1 8dd49d0c547e00cfcb0672ddae0422f934aff51e
32bit 6.0.6001.18326 60.0 KB
MD5 ba577783e8b4e2f49ed859e01c77f47b
SHA1 65dfe3af363baa3b1aaea32ae594c308cc7e5032
32bit 5.1.2600.5875 57.5 KB
MD5 04d898830df96a17a20fd35d7590f87e
SHA1 fdb9c1e25067e147c999607c420cdd9656deec99
32bit 5.1.2600.5512 56.0 KB
MD5 d5a47c6461add9f3dabf2a88e9945b9d
SHA1 8c3aa0e66e89d048eec993019cd52d4cb269e3fd
32bit 5.1.2600.2180 56.0 KB
MD5 22705d12bf6223a4df59c70c3a6ed8aa
SHA1 582c2ac838eed0d303872d54f4413f4369beb502
32bit 5.0.2134.1 51.3 KB
MD5 56bb1d7abf3b34cd6a6da2e96e960909
SHA1 b6c233a1f04558a7d7f4fd4d6ab30ae46bbd283c
64bit 10.0.14393.0 58.0 KB
MD5 299464d218a27b56684b715365d149fe
SHA1 294d16f3a22d29e424cef8e4082775456c7bb036
32bit 10.0.14393.0 47.9 KB
MD5 5e8336c79be0c2f1080b575e434dd0e4
SHA1 d0a4818768f38292420bfb6a6a140460687a527b
64bit 10.0.10586.0 59.0 KB
MD5 0a110a915b9f8fa7956938129416722d
SHA1 29e6dc09772dda1393d7ba9b4917689384999342
32bit 10.0.10586.0 48.4 KB
MD5 f62df6cb57e660f869c9331e608890c7
SHA1 40b3e4e163d78a1f36b0bcc1adfd01fce37fa8b3

How to choose the correct version of Msasn1.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 Msasn1.dll file?

To repair the “msasn1.dll is missing” error, put the file inside the application/game installation folder. Alternatively, you can place the msasn1.dll file within the Windows system directory.

How to register Msasn1.dll?

If putting the missing msasn1.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 msasn1.dll” and press Enter.

Method 2: Fix the missing Msasn1.dll error automatically

With WikiDll Fixer you can automatically repair msasn1.dll errors. The utility will not only download the correct version of msasn1.dll for absolutely free and suggest the right directory to install it but also resolve other issues related to the msasn1.dll file.
  • Step 1: Click the “Download App. ” button to get an automatic tool, provided by WikiDll.
  • Step 2: Install the utility by following simple installation instructions.
  • Step 3: Launch the program to fix your msasn1.dll errors and other issues.
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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: Update drivers to restore missing .dll files

Driver updates for the Windows operating system, as well as for network adapters, monitors, printers, etc., can be independently downloaded and installed from the Windows Update Center or by using specialized utilities.

OPTION 1 - Automatic Device Drivers Update

Outbyte Driver Updater automatically updates drivers on Windows. Routine driver updates are now a thing of the past!
  • Step 1: Download the Outbyte Driver Updater
  • Step 2: Install the application
  • Step 3: Launch the app
  • Step 4: Driver Updater will scan your system for outdated and missing drivers
  • Step 5: Click Update to automatically update all drivers

OPTION 2 - Manually Update Device Drivers

  • Step 1: Go to Taskbar' search box - write Device Manager - choose Device Manager
  • Step 2: Select a category to look at the devices' names - make right-click the one that needs to be updated
  • Step 3: Choose Search automatically for updated driver software
  • Step 4: Look at Update Driver, and select it
  • Step 5: Windows might not be able to find the new driver. In this case, the user can see the driver on the manufacturer's website, where all the necessary instructions are available

Method 4: Scan your PC for malware to fix msasn1.dll error

Sometimes msasn1.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 - Outbyte Antivirus

Outbyte 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 Outbyte 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.

Method 5: Fix Msasn1.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 6: Fix corrupted Msasn1.dll file by performing System Restore

System Restore is very useful when you want to fix msasn1.dll error. Using the "System Restore" function, you can choose restore Windows to the date when the msasn1.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 msasn1.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 msasn1.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 msasn1.dll error should be resolved.

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