How to Download and Install the IT-BLUE LE-5572 Driver
If you have a USB LAN adapter that uses the IT-BLUE LE-5572 chipset, you need to install a specific driver to make it work properly on your computer. In this article, we will show you what the IT-BLUE LE-5572 driver is, why you need it, how to download it, how to install it, and how to troubleshoot it. By following these simple steps, you will be able to enjoy a fast and stable internet connection with your USB LAN adapter.
What is the IT-BLUE LE-5572 Driver?
The IT-BLUE LE-5572 driver is a software program that allows your computer to communicate with your USB LAN adapter. It enables your computer to recognize your USB LAN adapter as a network device and use it to access the internet or a local area network (LAN). The IT-BLUE LE-5572 driver is based on the Realtek USB 2.0 Fast Ethernet 10/100M Controller Driver, which is a generic driver for various USB LAN adapters that use Realtek chipsets.
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The IT-BLUE LE-5572 driver has some features that make it suitable for your USB LAN adapter, such as:
Full speed USB interface to desktop PC and notebook
Provided 10M/100M Ethernet port and connect to the internet or LAN
Auto sense the 10/100 Ethernet
Full and half duplex auto-negotiation for both 10BaseT and 100BaseT
USB 2.0 compliant
Self power, no external power required
Why do you need the IT-BLUE LE-5572 Driver?
You need the IT-BLUE LE-5572 driver because without it, your computer will not be able to detect or use your USB LAN adapter. This means that you will not be able to connect to the internet or a LAN with your USB LAN adapter. You may also encounter some errors or problems when trying to use your USB LAN adapter, such as:
No network connection or limited connection or no internet access
Device manager shows a yellow exclamation mark or a red cross on your USB LAN adapter
Device status shows an error code or a message that the device cannot start or is not working properly
Network troubleshooter cannot fix the problem or suggests to install the driver
By installing the IT-BLUE LE-5572 driver, you can avoid these issues and ensure that your USB LAN adapter works smoothly and efficiently on your computer.
How to download the IT-BLUE LE-5572 Driver?
The easiest way to download the IT-BLUE LE-5572 driver is to get it from the official website of Realtek, which is the manufacturer of the chipset that your USB LAN adapter uses. Here are the steps to download the IT-BLUE LE-5572 driver from the Realtek website:
Step 1: Visit the Realtek website
Go to , which is the homepage of Realtek. On the top menu, click on "Downloads". Then, click on "Communications Network ICs" under "Product Category".
Step 2: Search for the USB 2.0 Fast Ethernet 10/100M Controller Driver
On the left sidebar, click on "USB 2.0 Fast Ethernet 10/100M Controller". This will show you a list of drivers for different USB LAN adapters that use Realtek chipsets. Look for the driver that matches your operating system and device model. For example, if you have a Windows 10 64-bit system and an IT-BLUE LE-5572 USB LAN adapter, you should look for the driver that says "Win10 Auto Installation Program (SId:1152921505693295388)" under "Description".
Step 3: Select the appropriate version for your operating system
Once you find the driver that suits your system and device, click on the "Global" link under "Download Site". This will open a new tab or window where you can download the driver file. Make sure that you select the latest version of the driver, which is usually indicated by the highest number under "Version". For example, as of June 2021, the latest version of the driver for Windows 10 64-bit is 10.45.0629.2021.
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Step 4: Download and save the driver file
When you click on the "Global" link, you will see a pop-up window that asks you to save or run the driver file. Choose to save the file and select a location on your computer where you can easily find it later. The file name will be something like "0009-Install_Win10_104506292021.zip", which indicates the version and date of the driver. The file size will be around 10 MB.
How to install the IT-BLUE LE-5572 Driver?
After downloading the IT-BLUE LE-5572 driver, you need to install it on your computer to make your USB LAN adapter work. Here are the steps to install the IT-BLUE LE-5572 driver on your computer:
Step 1: Unplug your USB LAN adapter from your computer
Before installing the driver, you need to disconnect your USB LAN adapter from your computer. This will prevent any interference or conflict with the installation process. You can plug it back in after installing the driver.
Step 2: Run the driver file as an administrator
Navigate to the location where you saved the driver file and double-click on it. This will extract the contents of the zip file to a folder with the same name. Open that folder and look for a file named "Setup.exe". Right-click on that file and select "Run as administrator". This will launch the installation wizard for the driver.
Step 3: Follow the instructions on the screen
The installation wizard will guide you through the steps to install the driver. You may need to accept the license agreement, choose the installation location, and confirm the installation. The installation process may take a few minutes, depending on your system and device. Do not interrupt or cancel the installation until it is completed.
Step 4: Plug in your USB LAN adapter and restart your computer
After installing the driver, you need to plug in your USB LAN adapter to your computer and restart your computer. This will allow the driver to take effect and recognize your USB LAN adapter as a network device. You should see a notification that your device is ready to use or a new network icon on your taskbar. You can then configure your network settings and connect to the internet or a LAN with your USB LAN adapter.
How to troubleshoot the IT-BLUE LE-5572 Driver?
Sometimes, you may encounter some problems or errors with the IT-BLUE LE-5572 driver, even after installing it correctly. This may be due to various reasons, such as a corrupted or incomplete driver file, a compatibility issue with your operating system or device, or an outdated or conflicting driver or software. Here are some common issues and solutions for the IT-BLUE LE-5572 driver:
Issue 1: The driver file is corrupted or incomplete
If the driver file that you downloaded is corrupted or incomplete, you may not be able to install it properly or use it at all. You may see an error message that says "The file is not a valid application" or "The file is damaged" or something similar. To fix this issue, you need to download the driver file again from a reliable source, such as the Realtek website. Make sure that you have a stable internet connection and enough disk space when downloading the driver file. You can also use a download manager or a browser extension that can resume interrupted downloads.
Solution 1: Download the driver file again from a reliable source
Follow the steps in the previous section to download the IT-BLUE LE-5572 driver from the Realtek website. Make sure that you select the correct version for your operating system and device model. Save the driver file to a location where you can easily find it later. Then, follow the steps in the previous section to install the driver on your computer.
Issue 2: The driver is not compatible with your operating system or device
If the driver that you installed is not compatible with your operating system or device, you may not be able to use your USB LAN adapter properly or at all. You may see an error message that says "The device cannot start" or "The device is not working properly" or something similar. To fix this issue, you need to check the system requirements and device specifications before installing the driver. Make sure that you have the right operating system and device model that match the driver.
Solution 2: Check the system requirements and device specifications before installing the driver
Before installing the IT-BLUE LE-5572 driver, you need to check if your operating system and device model are compatible with it. You can find this information on the Realtek website, where you downloaded the driver. For example, if you have a Windows 10 64-bit system and an IT-BLUE LE-5572 USB LAN adapter, you should look for the driver that says "Win10 Auto Installation Program (SId:1152921505693295388)" under "Description". If you have a different operating system or device model, you should look for another driver that suits them.
Issue 3: The driver is outdated or conflicting with other drivers or software
If the driver that you installed is outdated or conflicting with other drivers or software on your computer, you may experience some performance issues or errors with your USB LAN adapter. You may see an error message that says "The device is not functioning properly" or "The device has stopped working" or something similar. To fix this issue, you need to update or uninstall the driver and reinstall it from scratch. You can also check for any updates or patches for the driver on the Realtek website.
Solution 3: Update or uninstall the driver and reinstall it from scratch
To update the IT-BLUE LE-5572 driver, you can follow the steps in the previous section to download the latest version of the driver from the Realtek website. Then, follow the steps in the previous section to install the driver on your computer. Alternatively, you can use a driver updater software that can automatically scan your computer and update your drivers to the latest versions.
To uninstall the IT-BLUE LE-5572 driver, you can go to the Control Panel and select "Uninstall a program" or "Programs and Features". Then, look for the IT-BLUE LE-5572 driver or the Realtek USB 2.0 Fast Ethernet 10/100M Controller Driver and click on "Uninstall". Follow the instructions on the screen to remove the driver from your computer. Then, follow the steps in the previous section to download and install the driver again from scratch.
Conclusion
The IT-BLUE LE-5572 driver is a software program that allows your computer to communicate with your USB LAN adapter. It is based on the Realtek USB 2.0 Fast Ethernet 10/100M Controller Driver, which is a generic driver for various USB LAN adapters that use Realtek chipsets. By installing the IT-BLUE LE-5572 driver, you can enjoy a fast and stable internet connection with your USB LAN adapter.
In this article, we have shown you what the IT-BLUE LE-5572 driver is, why you need it, how to download it, how to install it, and how to troubleshoot it. We hope that this article has been helpful and informative for you. If you have any questions or comments, please feel free to leave them below.
FAQs
Here are some frequently asked questions and answers about the IT-BLUE LE-5572 driver:
Q: Where can I find the model number of my USB LAN adapter?
A: You can find the model number of your USB LAN adapter on the device itself or on its packaging. It is usually a combination of letters and numbers, such as IT-BLUE LE-5572. You can also check the device manager on your computer and look for your USB LAN adapter under "Network adapters". The model number should be displayed there as well.
Q: How can I check if my USB LAN adapter is working properly?
A: You can check if your USB LAN adapter is working properly by plugging it into your computer and checking if you have a network connection or internet access. You can also check the device status on your device manager and see if there are any errors or warnings. If everything is fine, you should see a green check mark or a message that says "The device is working properly".
Q: How can I contact Realtek for technical support?
A: You can contact Realtek for technical support by visiting their website and clicking on "Contact Us" on the top menu. You can fill out an online form with your name, email address, subject, and message. You can also attach a file if needed. Alternatively, you can send an email to or call their phone number at +886-3-5780211.
Q: What are some other drivers that I may need for my USB LAN adapter?
A: Depending on your operating system and device model, you may need some other drivers for your USB LAN adapter, such as:
USB 3.0 Fast Ethernet 10/100M Controller Driver
USB 3.0 Gigabit Ethernet 10/100/1000M Controller Driver
USB Wireless LAN 802.11n Adapter Driver
USB Wireless LAN 802.11ac Adapter Driver
You can find these drivers on the Realtek website as well.
Q: What are some alternative USB LAN adapters that I can use?
A: If you are looking for some alternative USB LAN adapters that you can use, here are some suggestions:
Anker USB 3.0 to RJ45 Gigabit Ethernet Adapter
TP-Link USB 3.0 to Gigabit Ethernet Network Adapter
Cable Matters USB-C to Ethernet Adapter
UGREEN USB Ethernet Adapter
Sab rent USB 2.0 to RJ45 LAN Network Ethernet Adapter
You can find these USB LAN adapters on online platforms such as Amazon, eBay, or AliExpress. 44f88ac181