Fix mbussdapi.dll Errors

Sometimes Windows system displays error messages regarding corrupted or missing mbussdapi.dll files. Situations like that can occur, for example, during a software installation process. Each software program requires certain resources, libraries, and source data to work properly. Corrupted or nonexistent mbussdapi.dll file can therefore effect in failed execution of the started process.

mbussdapi.dll file Microsoft Windows Mobile Broadband USSD API. The file was developed by for use with software. Here you will find detailed information about the file and instructions how to proceed in the event of mbussdapi.dll related errors on your device. You can also download mbussdapi.dll file compatible with Windows 10, Windows 8.1, Windows 8 devices which will (most probably) allow you to solve the problem.

Compatible with: Windows 10, Windows 8.1, Windows 8

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Fix mbussdapi.dll errors

1 Information about mbussdapi.dll file
2 Errors related to mbussdapi.dll file
3 How to fix mbussdapi.dll related errors?

3.1 Scanning for malicious software
3.2 System and driver update
3.3 System File Checker tool
3.4 System recovery

4 Download mbussdapi.dll

4.1 List of mbussdapi.dll file versions

File info

General information
Filename	mbussdapi.dll
File extension	DLL
Description	Microsoft Windows Mobile Broadband USSD API

Software
Program	Microsoft® Windows® Operating System
Author	Microsoft Corporation

Details
MIME type	application/octet-stream
File type	Dynamic link library
System	Windows NT 32-bit
Copyrights	© Microsoft Corporation. All rights reserved.
Character set	Unicode
Language cod	English (U.S.)

Most common mbussdapi.dll file related problems

There are various types of errors related to mbussdapi.dll file. mbussdapi.dll file may be located in wrong file directory on your device, may not be present in the system, or may be infected with malicious software and therefore not work correctly. Below is a list of most common error messages related to mbussdapi.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

mbussdapi.dll is corrupted
mbussdapi.dll cannot be located
Runtime Error - mbussdapi.dll
mbussdapi.dll file error
mbussdapi.dll file cannot be loaded. Module was not found
cannot register mbussdapi.dll file:
mbussdapi.dll file could not be loaded
mbussdapi.dll file doesn't exist

mbussdapi.dll

Application could not be started because mbussdapi.dll file is missing. Reinstall the application to solve the problem.

Problems related to mbussdapi.dll can be addressed in various ways. Some methods are meant only for advanced users. If you don't have confidence in your skills, we suggest consulting a specialist. Fixing mbussdapi.dll file errors should be approached with utmost caution for any mistakes can result in unstable or unproperly working system. If you have the necassary skills, please proceed.

How to fix mbussdapi.dll errors in just few steps?

Remember, before taking any action related to system files perform a backup copy of your data!

mbussdapi.dll file errors can be caused by various factors, so its is beneficial to try to fix them using various methods.

Step 1: Scan your computer for any malicious software

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with mbussdapi.dll file or any other Windows system files should be scanning the system for malicious software using an antivirus tool.

If by any chance you don't have any antivirus software installed on your system yet, you should do it immediately. Unprotected system is not only a source of file errors, but, more importantly, makes your system vulnerable to many dangers. If you don't know which antivirus tool to choose, consult this Wikipedia article – comparison of antivirus software.

Step 2: Update your system and drivers.

Installing relevant Microsoft Windows patches and updates may solve your problems related to mbussdapi.dll file. Use dedicated Windows tool to perform the update.

Go to the Windows "Start" menu
Type "Windows Update" in the search field
Choose the appropriate software program (name may vary depending on your system version)
Check if your system is up to date. If any unapplied updates are listed, install them immediately.
After the update has been done,restart your computer in order to complete the process.

Beside updating the system, it is recommended that you install latest device drivers, as drivers can influence proper working of mbussdapi.dll or other system files. In order to do so, go to your computer or device producer's website where you will find information regarding latest driver updates.

Step 3: Use System File Checker (SFC) tool

System File Checker is a Microsoft Windows tool. As the name suggests, the tool is used for identyfing and addressing system file related errors, including those related to mbussdapi.dll file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the mbussdapi.dll file with properly working version. To use the tool:

Go to the Windows "Start" menu
Type "cmd" in the search field
Locate "Command Prompt" result – don't run it yet:
Click the right mouse button and select "Run as Administrator" option
Type "sfc /scannow" in console prompt to start the program and follow the instructions

Step 4: Restoring Windows system

Another approach is to restore system to previous state, before the mbussdapi.dll file error occured. In order to restore your system, follow the instructions below

Go to the Windows "Start" menu
Type "System Restore" in the search field
Start the system restore tool – it's name may differ depending on version of the system
The application will guide you through the process – read the messages carefully
After the process has finished, restart your computer.

If all the above-mentioned methods failed and the mbussdapi.dll file problem has not been resolved, proceed to the next step. Remember that the following steps are intended only for advanced users.

Download and replace mbussdapi.dll file

The last solution is to manually download and replace mbussdapi.dll file in appropriate folder on the disk. Select file version compatible with your operating system and click the "Download" button. Next, go to your web browser's "Downloaded" folder and copy the downloaded mbussdapi.dll file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of mbussdapi.dll file example directory paths.

Windows 10: C:\Windows\System32\
Windows 8.1: C:\Windows\System32\
Windows 8: 1: C:\Windows\System32\

If the steps did not solve your mbussdapi.dll file problem, you should consult a professional. A probability exists that the error(s) might be device-related and therefore should be resolved at the hardware level. A fresh operating system installation might be necessary – a faulty system installation process can result in data loss.

File versions list

Filename mbussdapi.dll

System Windows 10

File size 64000 bytes

Date 2017-03-18

Download

File details
	MD5	63d7b5be55edafbe71b9df7bf0e2b2f1
	SHA1	4d291e9454d864d7db5adfeb1f422f3d83a8d19b
	SHA256	152ee7d70d1f02c52f45737ca4dfdfe6cea33e7b55ead3fe907568199f6776a8
	CRC32	05644214
	Example file location	C:\Windows\System32\

Filename mbussdapi.dll

System Windows 8.1

File size 53248 bytes

Date 2014-11-21

Download

File details
	MD5	044834c00d4e0f9a5148ca246a90f460
	SHA1	d504e1a8aa9e1127ebc52377193c01e39150b1e5
	SHA256	4b258a047c5a0f1d34a80af5480d3d9a42cbc079bef1d9ea9087128da1d1a8ec
	CRC32	81e16b17
	Example file location	C:\Windows\System32\

Filename mbussdapi.dll

System Windows 8

File size 43008 bytes

Date 2012-07-26

Download

File details
	MD5	643431fb855587e6165e4e46a5424bcc
	SHA1	178289e8df41637d6470dbc69e9fe9758de94254
	SHA256	55f8874aa87c3514e7b31ece6fc82a4d9503d8d059c891274a27f62871f9d222
	CRC32	d710f824
	Example file location	1: C:\Windows\System32\