SMBus controller cannot be detected properlySMBus controller cannot be detected properly SMBus controller cannot be detected properlySMBus controller cannot be detected properly Lenovo Inc. 6) Repeat steps 3-5 for each USB Root Hub device in your list of Universal Serial Bus controllers Method 4: Check your USB device drivers Your USB ports not working problem is probably being caused by driver issues.
A yellow exclamation mark next to Universal Serial Bus (USB) Controller means the device driver is not installed correctly. In that case, some of your USB devices may not be recognized by PC. There are three ways to fix this issue. Read on to find the details about each way. Apply to Windows 10, 7, 8 & 8.1.
Tip: If both of your usb keyboard and mouse stop working, use the touchpad, a PS2 mouse or a PS2 keyboard to apply the fix.
Way 1: Uninstall the Device Driver
Way 2: Update the Chipset Drivers
Way 3: Update All Drivers Using Driver Easy
Way 1: Uninstall the Device Driver
Lenovo Driver Sm Bus Controller
Follow these steps:
Sm Bus Controller
1. In Device Manager, right-click on the Universal Serial Bus (USB) Controller and select Uninstall.
2. If prompted for confirmation, click the box next to Delete the driver software for this device (if you see this), and click OK button.
3. Restart your PC then check if the driver is installed correctly.
Way 2: Update the Chipset Drivers
To fix the problem, you can try updating the Chipset drivers. Chipset drivers are responsible for controlling communication between various components in your system like USB devices, which includes the USB drivers.
You can go to your PC manufacturer’s website to check for and download the latest chipset drivers. To download the correct drivers, you need to know the PC model and the operating system version. Usually, you can get the PC model on the PC. To get operating system version, click here for the instructions.
Alternatively, you can go to the motherboard’s website to download the chipset drivers.
Way 3: Update All Drivers Using Driver Easy
To fix the problem more quickly and easily, you can use Driver Easy to update all drivers. Driver Easy can scan your computer to detect all problem drivers in a few seconds. It has Free version and PRO version. Download Free version for a trial. It allows you to update drivers one at a time. Upgrade to PRO version if you find it helpful. With the PRO version, you can even update all drivers with just two clicks.
1. Click Scan Now button. After scanning completes, you will get a list of new drivers.
2. Click Update All button. Then all drivers including the USB controller drivers will be downloaded and installed automatically.
You will enjoy free expert technical support guarantee with the PRO version. It means you can contact us for assistance regarding any technical issues. With our 30-day money back policy, you can ask for a full refund if you are not satisfied with the product. Please visit here for more purchase details.
Hope the ways here will help you solve the Universal Serial Bus (USB) Controller driver issue.
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| Driver Description | USB Composite Device |
| Driver Manufacturer | (Standard USB Host Controller) |
| Driver Type | USB Universal Serial Bus |
| Driver Version | 6.1.7600.16385 |
| Driver Date | 6-21-2006 |
| Windows | Windows 7 (6.1) 32 bit |
| Driver Popularity |
| Driver Description | USB Composite Device |
| Driver Manufacturer | (Standard USB Host Controller) |
| Driver Type | USB Universal Serial Bus |
| Driver Version | 6.1.7601.17514 |
| Driver Date | 6-21-2006 |
| Windows | Windows 7 (6.1) 32 bit |
| Driver Popularity |
| Driver Description | Urz¹dzenie kompozytowe USB |
| Driver Manufacturer | (Standardowy kontroler hosta USB) |
| Driver Type | USB Universal Serial Bus |
| Driver Version | 6.1.7600.16385 |
| Driver Date | 6-21-2006 |
| Windows | Windows 7 (6.1) 32 bit |
| Driver Popularity |
| Driver Description | Dispositivo compuesto USB |
| Driver Manufacturer | (Controladora de host USB estándar) |
| Driver Type | USB Universal Serial Bus |
| Driver Version | 6.1.7600.16385 |
| Driver Date | 6-21-2006 |
| Windows | Windows 7 (6.1) 32 bit |
| Driver Popularity |
| Driver Description | Lenovo EasyCamera |
| Driver Manufacturer | Lenovo |
| Driver Type | USB Universal Serial Bus |
| Driver Version | 11.74.1022.0 |
| Driver Date | 8-13-2008 |
| Windows | Windows 7 (6.1) 32 bit |
| Driver Popularity |
Description extracted from Wikipedia:
| Name | Lenovo Group Ltd.èæ³éå¢æéå ¬å¸ |
| Key people | Yang Yuanqing (Chairman and CEO) |
| Industry | Computer hardwareElectronics |
| Revenue | decrease US$ 44.91 billion (2016) |
| Operating income | decrease US$ -61.82 million (2016) |
| Number of employees | 60,000 (2016) |
| Slogan | Innovation Never Stands Still |
| Founded | Beijing, China(1984) |
Chinese|s =|t = è¯æ³éåæéå ¬å¸|p =JÃtuán YÇuxià ngÅngsÄ«|l = Lenovo Group Ltd.|order=st Lenovo Group Ltd. is a Chinese multinational technology company with headquarters in Beijing, China, and Morrisville, North Carolina, United States. It designs, develops, manufactures and sells personal computers, tablet computers, smartphones, workstations, servers, electronic storage devices, IT management software and smart televisions. In 2015, Lenovo was the world's largest personal computer vendor by unit sales. It markets the ThinkPad line of notebook computers, IdeaPad line of notebook laptops, IdeaCentre line of desktops, Yoga line of notebook laptops, and the ThinkCentre line of desktops.Lenovo has operations in more than 60 countries and sells its products in around 160 countries. Lenovo's principal facilities are in Beijing, Morrisville and Singapore, with research centers in Beijing, Morrisville, Shanghai, Shenzhen, Xiamen, Chengdu, Nanjing and Wuhan in China, and Yamato in Kanagawa Prefecture, Japan. It operates a joint venture with EMC, LenovoEMC, which sells network-attached storage solutions. It also has a joint venture with NEC, Lenovo NEC Holdings, which produces personal computers for the Japanese market.Lenovo was founded in Beijing in 1984 as Legend and was incorporated in Hong Kong in 1988. Lenovo acquired IBM's personal computer business in 2005 and agreed to acquire its Intel-based server business in 2014. Lenovo entered the smartphone market in 2012 and as of 2014 is the largest vendor of smartphones in Mainland China. In January 2014, Lenovo agreed to acquire the mobile phone handset maker Motorola Mobility from Google, and in October 2014 the deal was finalized.Lenovo is listed on the Hong Kong Stock Exchange and is a constituent of the Hang Seng China-Affiliated Corporations Index, often referred to as 'Red Chips.'
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