Is 749.nss3.dll Safe? And How to Repair It

Recommended: Use Fortect System Repair to repair 749.nss3.dll errors. This repair tool has been proven to identify and fix errors and other Windows problems with high efficiency. Download Fortect here.

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Filename
749.nss3.dll
Version
Filesize
61.11 KB
Category
Generic
MD5
402290d3a75950f64413a7935b26899c
SHA1
d582225df2da7b920cdbaa649a6be51ab48b1800
SHA256
b3c38bee933baea9b146d7574f3c783169661f06e32ec0a79d36e6ac6425652c
CRC32
28969304

DLL files, also known as Dynamic Link Library files, are essential for the smooth functioning of computer programs. They contain code and data that multiple programs can use to perform certain tasks. The 749.nss3.dll file is a specific DLL file that is used by applications to communicate with the NSS3 library in Mozilla Firefox and other software.

Common issues with this type of DLL file can include error messages during program startup or operation, and in some cases, missing or corrupted file problems. Understanding the significance and potential issues related to DLL files, such as 749.nss3.dll, can help users troubleshoot and resolve any related issues effectively.

System Failure - 749.nss3.dll
The program can't start because 749.nss3.dll is missing from your computer. Try reinstalling the program to fix this problem.

What is 749.nss3.dll?

A DLL (Dynamic Link Library) file is like a special folder that stores a bunch of code and data that programs running on your computer can use. The specific file 749.nss3.dll is part of Mozilla Firefox. When Firefox runs, it needs this file to help with security stuff, like encrypting and decrypting data that's sent over the internet.

If 749.nss3.dll is missing or damaged, it can cause problems for Firefox, like not being able to connect to secure websites. So, it's really important for Firefox to have this file working correctly to keep your web browsing safe and secure.

Although essential for system performance, dynamic Link Library (DLL) files can occasionally cause specific errors. The following enumerates some of the most common DLL errors users encounter while operating their systems:

  • The file 749.nss3.dll is missing: The specified DLL file couldn't be found. It may have been unintentionally deleted or moved from its original location.
  • This application failed to start because 749.nss3.dll was not found. Re-installing the application may fix this problem: This message suggests that the application is trying to run a DLL file that it can't locate, which may be due to deletion or displacement of the DLL file. Reinstallation could potentially restore the necessary DLL file to its correct location.
  • Cannot register 749.nss3.dll: This denotes a failure in the system's attempt to register the DLL file, which might occur if the DLL file is damaged, if the system lacks the necessary permissions, or if there's a conflict with another registered DLL.
  • 749.nss3.dll not found: The system failed to locate the necessary DLL file for execution. The file might have been deleted or misplaced.
  • 749.nss3.dll is either not designed to run on Windows or it contains an error: This error suggests that the DLL file may not be built to run on your current version of Windows, or it might be corrupted. A possible cause could be a mismatch in system architecture - for example, trying to use a 64-bit DLL on a 32-bit system.

File Analysis: Is 749.nss3.dll a Virus?

The file in question, 749.nss3.dll, has been thoroughly scanned and shows no signs of virus detection, as evidenced by the clean results from 0 distinct virus scanners. It's always reassuring to encounter files with no known associated threats, as these pose a lesser risk to your system's integrity and performance.

Maintaining System Security

A healthy computing environment is achieved through attentive management and proactive protective measures. Keep your system's defenses updated and periodically scan files to maintain your computer's security and performance.

How to Remove 749.nss3.dll

In the event that you need to completely obliterate the 749.nss3.dll file from your system, adhere to these steps with caution. When dealing with system files, it's imperative to exercise care to prevent unexpected system behavior.

  1. Locate the File: Start by pinpointing the location of 749.nss3.dll on your computer. You can do this by right-clicking the file (if visible) and selecting Properties, or by using the File Explorer's search feature.

  2. Safeguard Your Data: Before proceeding, ensure you have a backup of important data. This ensures the safety of your vital files in case of any mishaps.

  3. Delete the File: Once you've identified the location of 749.nss3.dll, right-click on it and choose Delete. This action moves the file to the Recycle Bin.

  4. Empty the Recycle Bin: After deleting 749.nss3.dll, don't forget to empty the Recycle Bin to thoroughly remove the file from your system. Right-click on the Recycle Bin and select Empty Recycle Bin.

  5. Perform a System Scan: Following the file removal, perform a comprehensive system scan using a reputable antivirus tool to ensure there are no lingering file fragments or potential threats.

Note: It's important to note that if 749.nss3.dll is associated with a specific program, its removal may impact the program's functionality. If you encounter issues after deletion, consider reinstalling the software or consulting a tech expert for guidance.

Repair 749.nss3.dll Error Automatically

Featured Guide
Repair 749.nss3.dll Error Automatically Thumbnail
Difficulty
Easy
Steps
9
Time Required
3 minutes
Sections
3
Description

In this guide, we will fix 749.nss3.dll errors automatically.

Step 1: Download Fortect (AUTOMATIC FIX)

Step 1: Download Fortect (AUTOMATIC FIX) Thumbnail
  1. Click the Download Fortect button.

  2. Save the Fortect setup file to your device.

Step 2: Install Fortect

Step 2: Install Fortect Thumbnail
  1. Locate and double-click the downloaded setup file.

  2. Follow the on-screen instructions to install Fortect.

Step 3: Run Fortect

Step 3: Run Fortect Thumbnail
  1. Finish the installation and open Fortect.

  2. Select the System Scan option.

  3. Allow Fortect to scan your system for errors.

  4. Review the scan results once completed.

  5. Click on Fix Errors to start the repair process.

Perform a System Restore to Fix Dll Errors

Perform a System Restore to Fix Dll Errors Thumbnail
Difficulty
Advanced
Steps
9
Time Required
20 minutes
Sections
5
Description

In this guide, we provide steps to perform a System Restore.

Step 1: Open System Restore

Step 1: Open System Restore Thumbnail
  1. Press the Windows key.

  2. Type System Restore in the search bar and press Enter.

  3. Click on Create a restore point.

Step 2: Choose a Restore Point

Step 2: Choose a Restore Point Thumbnail
  1. In the System Properties window, under the System Protection tab, click on System Restore....

  2. Click Next in the System Restore window.

  3. Choose a restore point from the list. Ideally, select a point when you know the system was working well.

Step 3: Start the Restore Process

Step 3: Start the Restore Process Thumbnail
  1. Click *Next, then Finish to start the restore process.

Step 4: Restart Your Computer

Step 4: Restart Your Computer Thumbnail
  1. Once the restore process is complete, restart your computer.

Step 5: Check if the Problem is Solved

Step 5: Check if the Problem is Solved Thumbnail
  1. After the restart, check if the 749.nss3.dll problem persists.

Perform a Clean Boot

Perform a Clean Boot Thumbnail
Difficulty
Intermediate
Steps
13
Time Required
10 minutes
Sections
7
Description

How to perform a clean boot. This can isolate the issue with 749.nss3.dll and help resolve the problem.

Step 1: Press Windows + R keys

Step 1: Press Windows + R keys Thumbnail
  1. This opens the Run dialog box.

Step 2: Open System Configuration

Step 2: Open System Configuration Thumbnail
  1. Type msconfig and press Enter.

Step 3: Select Selective Startup

Step 3: Select Selective Startup Thumbnail
  1. In the General tab, select Selective startup.

  2. Uncheck Load startup items.

Step 4: Disable All Microsoft Services

Step 4: Disable All Microsoft Services Thumbnail
  1. Go to the Services tab.

  2. Check Hide all Microsoft services.

  3. Click Disable all.

Step 5: Disable Startup Programs

Step 5: Disable Startup Programs Thumbnail
  1. Open Task Manager.

  2. Go to the Startup tab.

  3. Disable all the startup programs.

Step 6: Restart Your Computer

Step 6: Restart Your Computer Thumbnail
  1. Click OK on the System Configuration window.

  2. Restart your computer.

Step 7: Check if the Problem is Solved

Step 7: Check if the Problem is Solved Thumbnail
  1. After the computer restarts, check if the 749.nss3.dll problem persists.

Software that installs 749.nss3.dll

Software File MD5 File Version
039367E37165CEE8E7036C00A8500FEEE4E52A38 d.2016-01-...
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File Type Filename MD5
EXE
a4e22fab0b2b087ea9b2cd730a15bd89
EXE
27fb12b865bd12d088802d3eecfbd88c
DLL
ce61535d7e0560f9fc8924ad4053db7a
EXE
dbb414dcea521e3ce28454477211ca5c
DLL
37676f967a7b7f1b6f59836776649f1e
EXE
29a33b46150c0b37bfca07ef7eef5310
DLL
654eaedc85960d66d6d31855640b3a5f
DLL
78a596347ab2f46caf65e7304e68d1cb
EXE
76b78981883aed65d371bde726ccafba
OCX
ebb1b438919a45de12c2a58f68f0326e