1. Sm Bus Controller Driver Windows 10 64 Bit Lenovo
2. Amd Sm Bus Controller Driver Windows 10

HP Notebook PCs - Driver for SM Bus Controller in Windows This document pertains to HP and Compaq Notebook computers. When you upgrade or change the Windows operating system to a different version of Windows than was originally installed on your computer, you may have an issue with the SM Bus Controller not installing correctly. RE: Dell 5547 SM Bus Driver Missing (Windows 10) Jump to solution I'm having the same issue as well on my Dell XPS 13 (9333), need drivers from Dell or Intel ASAP! 'Windows could not find driver software for your device.' 'If you know the manufacturer of your device, you can visit its website and check the support section for driver software.' After looking thru the drivers at the HP website i cannot figure out which driver is for the SM Bus Controller. SMBus Controller Not Recognized by Windows. x. Close Window. SMBus is the System Management Bus used in personal computers and servers for low-speed, system management communications. Intel® Chipset Device Software Update Through Microsoft Windows. Update Overwrites Existing Device Drivers Causing Loss of Functionality.

1. Make sure that your computer is connected to the Internet.
2. • Windows 7 and Windows Vista - Click Start , and then type Device Manager into the into the Start field. Click Device Manager from the search results.
   • Windows XP - Click Start, right-click My Computer, click Properties, select the Hardware tab, and then click Device Manager.
3. Click the plus sign next to System Devices, and then find the SM Bus Controller entry.

   note:

   If you do not see an SM Bus Controller entry, your computer does not have an SM Bus Controller or it is not recognizing the controller. Restart the computer and perform these steps again. If you still do not see an SM Bus Controller entry, your computer does not have an SM Bus Controller.

4. Right-click SM Bus Controller, and then select Update Driver. Follow the instructions to update the driver software.
   • If these steps resolved the issue, you do not need to continue troubleshooting.
   • If the computer did not find or install the correct driver, continue with the next step.
5. • Windows 7 and Windows Vista - Click Start , and then type dxdiag into the into the Start field. Click dxdiag or dxdiag.exe from the search results.
   • Windows XP: Click Start, click Run, type dxdiag in the Open text box, and then press Enter.
6. Click the Display tab.
7. Find your chipset information in the Device section.
   Figure : Chipset information in the DirectX Diagnostic Tool
8. Open a Web browser window, and then navigate to a Web search page, such as Google or Yahoo.

   note:

   Check the Related Links section of this document for links to some of the most common chipset manufacturers' Web sites.

9. Type the full name of your chipset in the search text field, and then press Enter. Use the search results to go to the official Web page of the chipset manufacturer. Browse to the driver download page, and then follow the manufacturer's instructions to download and install the drivers for your chipset.

Synaptics SMBus Driver issues are very common, and the internet is loaded with inquiries to fix Synaptics SMBus Driver issue in Windows 10. Proper functioning of Synaptics SMBus Driver is important as it drives the touchpads in many of the laptops out there. A bad Synaptics SMBus Driver can either cause your laptop touchpad to completely stop working or touchpad scroll to stop working. The reason behind Synaptics SMBus touchpad not working could be a faulty driver, latest Windows 10 update messing with your driver, or some other reason.

In this article, we cover the possibilities that may lead to this issue. Accordingly, we will see how to fix Synaptics SMBus Driver issue to get your touchpad up and running. Let us begin.

#1 – Check For Latest Windows Driver Updates

The first thing for you to do is check for new Windows updates. If you find a new update, install it. Here’s how to do it:

Step 1: Open the Start menu on your PC by pressing the Start icon or by pressing the Windows button on your keyboard. Type Settings, then click on the Settings option that appears in the search result.

Step 2: In the Settings window, find and click on Update and security option.

Step 3: Now, in the new window, under the Windows Update section, click on Check for updates button. This will look if there are any new Windows updates available, and list them if there are any.

Step 4: Install all of the new updates.

Installing new updates will restart your Laptop. See if this method did fix Synaptics SMBus Driver issue. If not, then it’s time to roll back Synaptics SMBus Driver.

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#2 – Roll Back Synaptics SMBus Driver

You can always roll back a driver update to get a device working on your laptop. Here are the steps to roll back driver updates to fix Synaptics SMBus touchpad issue:

Step 1: Open Device manager. To do so, press Windows + X keys together, then select Device Manager from the menu that opens up.

Step 2: In Device Manager window, look for Mice and other pointing devices option. Click on it to expand it. From the expanded list, double click on the Synaptics SMBus driver (in this case, Synaptics SMBus Touchpad); its Properties window will open.

Step 3: In the Properties window, go to the Driver tab. From there, click on the Roll Back Driver button.

After rolling back the driver updates, restart your laptop and check if this fix made your touchpad work.

There are chances that the Roll Back Driver button will be greyed out and unclickable. This means that you cannot roll back the updates.

In such case, you are left with the option to update the driver to fix Synaptics SMBus driver problem.

#3 – Update Synaptics SMBus Driver

There are two ways to update Synaptics SMBus Driver. If the first one fails, you can try the second one to resolve Synaptics SMBus Driver issue.

Method 1: Automatically Update Synaptics SMBus Driver

Step 1: Press Windows + X keys together. From the menu that appears, click on Device Manager.

Step 2: In Device Manager, look for Synaptics SMBus driver, as we did in Step 2 of #2 fix above. From the context menu, click on the Update Driver option. This will open a dialogue box.

Step 3: From the Dialog box, select the Search automatically for updated driver software option. This will look for the latest driver for your Synaptics SMBus touchpad.

If a new update is not found, you will get a message that The best drivers for your device are already installed.

If a new update is found, install the update. Restart your computer and check if the touchpad works. If it doesn’t fix Synaptics SMBus Driver issue, try Method 2.

Method 2: Install Synaptics SMBus Driver Manually

To manually update the driver, download latest Synaptics SMBus Driver from your Laptop Manufacturer’s website. After downloading the driver, follow the steps 1 and 2 of Method 1 above. Then, from the dialogue box, select the Browse my computer for driver software option.

Browse and then select the downloaded driver to install it.

When the installation is complete, reboot your Laptop and check if this was a successful fix to Synaptics SMBus Driver issue. It didn’t work? Let’s try this one last thing.

#4 – Modify Synaptics Registry Key Value

You can fix Synaptics SMBus touchpad issue by changing the value of Registry key related to it. It’s very easy; here’s how to do it:

Step 1: Press Windows + R keys simultaneously to open the Run box. In the Run box, type regedit and then press Enter. This will open up the Regedit window.

Step 2: In the left pane of Regedit window that opens, look for the following registry key:

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1. HKEY_LOCAL_MACHINE
2. SOFTWARE
3. SynTP
4. Install

When found, click on it.

Step 3: Now in the right pane, look for DeleteUserSettingOnUpgrade option, and double-click on it. After that, you will have to change its value to 0(zero). Save changes after entering the value.

Step 4: Restart you Laptop after applying registry changes.

After the restart, you can again check if this did fix Synaptics SMBus Driver issue.

Note: You need to be extra cautious while working with Registry. A single unwanted change in Registry can screw your computer up.

Closing Words

Sm Bus Controller Driver Windows 10 64 Bit Lenovo

If none of the above methods solved your issue with Synaptics SMBus Driver, then you have two options left. You can either talk to the tech support guys of your laptop manufacturing brand. Or, simply carry your laptop to the nearest service centre of your laptop’s brand. They will be able to help you in an easy and comprehensive way.

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