Dot3api.dll download

802.3 Autoconfiguration API

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The update date of the dll database: 21 Apr 2021

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Click "Download Now" to get the PC tool that comes with the dot3api.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 dot3api.dll file, or a way to fix the “dot3api.dll is missing” error. Look through the information below, which explains how to resolve your issue. On this page, you can download the dot3api.dll file as well.

What is Dot3api.dll?

Dot3api.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 Dot3api.dll used for?

Dot3api.dll file, also known as 802.3 Autoconfiguration API, is commonly associated with Microsoft® Windows® Operating System. It is an essential component, which ensures that Windows programs operate properly. Thus, if the dot3api.dll file is missing, it may negatively affect the work of the associated software.

What is Dot3api.dll is missing error mean?

There are multiple reasons that may cause dot3api.dll errors. These include Windows registry issues, malicious software, faulty applications, etc.

Error messages related to the dot3api.dll file can also indicate that the file has been incorrectly installed, corrupted or removed.

Other common dot3api.dll errors include:

  • “dot3api.dll is missing”
  • “dot3api.dll error loading”
  • “dot3api.dll crash”
  • “dot3api.dll was not found”
  • “dot3api.dll could not be located”
  • “dot3api.dll Access Violation”
  • “The procedure entry point dot3api.dll error”
  • “Cannot find dot3api.dll”
  • “Cannot register dot3api.dll”
dot3api.dll - System Error The program can`t start because dot3api.dll is missing from your computer. Try reinstalling the program to fix problem.

How to fix Dot3api.dll missing error?

If the “dot3api.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 dot3api.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 Dot3api.dll

Search through available versions of dot3api.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

Dot3api.dll, 10 available versions

Bits & Version File size Checksums
32bit 6.3.9600.16384 69.0 KB
MD5 25a15107188f9027d5d405132ae5da97
SHA1 821b23e2b8426510a5dafed6a2c92f10e0c615da
32bit 6.2.9200.16384 66.0 KB
MD5 c0479991841974f8e6af20d17e8a175c
SHA1 dcb26927b1c3917814e0fd42009713a4a63127c1
32bit 6.1.7601.17514 89.0 KB
MD5 04b88428a872390d235be52d38a9d4ef
SHA1 429716cc3d32c6fa1563901d88cf905dfe7f433f
32bit 6.0.6001.18000 44.0 KB
MD5 898abeccd5f0b9a8e8f1318ddb234685
SHA1 e93353053f4bb48d8fae9259a3b6f7c347d391b9
64bit 6.0.6001.18000 58.5 KB
MD5 bc687be08af06ab5fe481bfaffc55c6d
SHA1 c7a159a68a1288f7e99579231fc6b628c9aa5aef
32bit 5.1.2600.5512 25.5 KB
MD5 eb1b29467d65b48cba88ff2482ded93e
SHA1 29022a0605a56044039715e5816d5a80b95133eb
32bit 10.0.14393.0 81.5 KB
MD5 0b96adcf8bdc6eee7b3aa248ebd0eeaa
SHA1 d1c01499f612480940783e31108335794764ec14
64bit 10.0.14393.0 89.0 KB
MD5 73efc552ae70eda8adc07d8d0b9a825e
SHA1 70a5b110b9242754cf8fafddc45698721cba06aa
32bit 10.0.10586.0 81.5 KB
MD5 5f919e25f4cf1f021015d20d9ab31fc1
SHA1 5cb3f41ee93097d8d31678ee38c0b88432f5585e
64bit 10.0.10586.0 89.5 KB
MD5 e71515b2f9dfb6588bddbbcc6883af3e
SHA1 0da45692b894105a5e22b84b13d5daa9e3ccb5da

How to choose the correct version of Dot3api.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 Dot3api.dll file?

To repair the “dot3api.dll is missing” error, put the file inside the application/game installation folder. Alternatively, you can place the dot3api.dll file within the Windows system directory.

How to register Dot3api.dll?

If putting the missing dot3api.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 dot3api.dll” and press Enter.

Method 2: Fix the missing Dot3api.dll error automatically

With WikiDll Fixer you can automatically repair dot3api.dll errors. The utility will not only download the correct version of dot3api.dll for absolutely free and suggest the right directory to install it but also resolve other issues related to the dot3api.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 dot3api.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 dot3api.dll error

Sometimes dot3api.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 Dot3api.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 Dot3api.dll file by performing System Restore

System Restore is very useful when you want to fix dot3api.dll error. Using the "System Restore" function, you can choose restore Windows to the date when the dot3api.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 dot3api.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 dot3api.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 dot3api.dll error should be resolved.

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