- Main point: Describe what is Intel(R) Serial IO I2C Host Controller - 9c61 and what are its functions and benefits. H2: How to Check If You Have Intel(R) Serial IO I2C Host Controller - 9c61 Installed on Your PC? - Step 1: Open Device Manager and look for the device under System Devices category. - Step 2: Right-click on the device and select Properties to view its details. - Step 3: Check the driver version and date under Driver tab. H2: How to Update Intel(R) Serial IO I2C Host Controller - 9c61 Driver? - Option 1: Use Windows Update to automatically download and install the latest driver. - Option 2: Use Device Manager to search for updated driver online or browse for downloaded driver file. - Option 3: Use Intel(R) Driver & Support Assistant to scan your PC and update the driver. - Option 4: Manually download and install the latest driver from Intel's website. H2: How to Troubleshoot Intel(R) Serial IO I2C Host Controller - 9c61 Driver Issues? - Common issues: List some common problems that may occur with the driver, such as device not working properly, error messages, or performance issues. - Possible solutions: Provide some tips and suggestions on how to fix the issues, such as reinstalling the driver, updating the BIOS, or contacting Intel support. H2: Conclusion - Summary: Recap the main points of the article and emphasize the importance of having the latest driver for Intel(R) Serial IO I2C Host Controller - 9c61. - Call to action: Encourage the readers to update their driver and share their feedback or questions. Table 2: Article with HTML formatting What is Intel(R) Serial IO I2C Host Controller - 9c61 and Why Do You Need It?
If you have a PC that uses an Intel processor, you may have noticed a device named Intel(R) Serial IO I2C Host Controller - 9c61 in your Device Manager. But what is this device and why do you need it? In this article, we will explain what is I2C protocol and how it is used for communication between devices. We will also describe what is Intel(R) Serial IO I2C Host Controller - 9c61 and what are its functions and benefits. Finally, we will show you how to check if you have this device installed on your PC, how to update its driver, and how to troubleshoot any issues that may arise.
How to Check If You Have Intel(R) Serial IO I2C Host Controller - 9c61 Installed on Your PC?
The easiest way to check if you have Intel(R) Serial IO I2C Host Controller - 9c61 installed on your PC is to use Device Manager. Here are the steps to follow:
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Open Device Manager by pressing Windows + X keys and selecting Device Manager from the menu.
Look for the device named Intel(R) Serial IO I2C Host Controller - 9c61 under System Devices category. If you don't see it, you may need to expand the category by clicking on the arrow icon next to it.
Right-click on the device and select Properties to view its details.
Check the driver version and date under Driver tab. The latest driver version as of June 2023 is 30.100.2129.8 and the date is March 13, 2023. If you have an older version or date, you may need to update your driver.
How to Update Intel(R) Serial IO I2C Host Controller - 9c61 Driver?
There are several ways to update your Intel(R) Serial IO I2C Host Controller - 9c61 driver. You can choose one of the following options:
Option 1: Use Windows Update to automatically download and install the latest driver
This option is the simplest and most convenient one, as Windows Update will automatically check for the latest driver and install it for you. However, this option may not always provide the most updated driver, as it depends on when Microsoft releases the driver updates. Here are the steps to follow:
Open Settings by pressing Windows + I keys and click on Update & Security.
Click on Check for updates and wait for Windows to scan for any available updates.
If you see an update for Intel(R) Serial IO I2C Host Controller - 9c61, click on Download and install to start the process.
Restart your PC when prompted to complete the installation.
Option 2: Use Device Manager to search for updated driver online or browse for downloaded driver file
This option allows you to manually search for the latest driver online or browse for a downloaded driver file on your PC. This option may be useful if you have downloaded the driver from Intel's website or another source and want to install it yourself. Here are the steps to follow:
Open Device Manager by pressing Windows + X keys and selecting Device Manager from the menu.
Look for the device named Intel(R) Serial IO I2C Host Controller - 9c61 under System Devices category and right-click on it.
Select Update driver from the menu and choose one of the following options:
Search automatically for updated driver software: This option will search online for the latest driver and install it for you.
Browse my computer for driver software: This option will allow you to browse for a downloaded driver file on your PC and install it yourself.
Follow the instructions on the screen to complete the installation.
Restart your PC when prompted to apply the changes.
Option 3: Use Intel(R) Driver & Support Assistant to scan your PC and update the driver
This option requires you to download and install a tool called Intel(R) Driver & Support Assistant (IDSA), which is a free software that helps you keep your Intel drivers and software up to date. IDSA will scan your PC and detect any outdated or missing drivers, including Intel(R) Serial IO I2C Host Controller - 9c61, and offer you to download and install them. Here are the steps to follow:
Download IDSA from and run the installer.
Follow the instructions on the screen to complete the installation and launch IDSA.
Click on Start Scan and wait for IDSA to scan your PC and identify any drivers that need updating.
If you see Intel(R) Serial IO I2C Host Controller - 9c61 in the list of drivers, click on Download or Install to start the process.
Restart your PC when prompted to finish the installation.
Option 4: Manually download and install the latest driver from Intel's website
This option is the most advanced one, as it requires you to manually download and install the latest driver from Intel's website. This option may be necessary if none of the other options work or if you want to have more control over the installation process. Here are the steps to follow:
Go to and search for Intel(R) Serial IO I2C Host Controller - 9c61 in the search box.
Select your operating system from the drop-down menu and click on Show more to see all available downloads.
Find the latest driver version (30.100.2129.8 as of June 2023) and click on Download to save it on your PC.
Locate the downloaded file (usually in your Downloads folder) and double-click on it to run the installer.
Follow the instructions on the screen to complete the installation.
Restart your PC when prompted to apply the changes.
How to Troubleshoot Intel(R) Serial IO I2C Host Controller - 9c61 Driver Issues?
Sometimes, you may encounter some issues with your Intel(R) Serial IO I2C Host Controller - 9c61 driver, such as device not working properly, error messages, or performance issues. Here are some common issues and possible solutions that may help you fix them:
Issue: Device not working properly or not recognized by WindowsSolution: This issue may be caused by a corrupted or outdated driver, a hardware problem, or a Windows configuration issue. Here are some steps you can try to fix it:
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Update your driver to the latest version using one of the options mentioned above.
Uninstall and reinstall your driver using Device Manager. To do this, right-click on the device and select Uninstall device. Then, click on Scan for hardware changes to reinstall the driver.
Check your BIOS settings and make sure that I2C is enabled. To do this, restart your PC and press the appropriate key (usually F2, F10, or Del) to enter the BIOS setup. Then, look for the I2C option and enable it if it is disabled. Save the changes and exit the BIOS.
Check your hardware connections and make sure that the device is properly connected to your PC. If possible, try using another cable or port to see if that works.
Contact Intel support or your PC manufacturer for further assistance if none of the above steps work.
Issue: Error message "This device cannot start. (Code 10)"
Solution: This error message indicates that there is a problem with the device driver or the device itself. Here are some steps you can try to fix it:
Update your driver to the latest version using one of the options mentioned above.
Roll back your driver to a previous version using Device Manager. To do this, right-click on the device and select Properties. Then, go to Driver tab and click on Roll Back Driver. Follow the instructions on the screen to complete the process.
Run the Windows troubleshooter for hardware and devices. To do this, open Settings and click on Update & Security. Then, click on Troubleshoot and select Hardware and Devices. Click on Run the troubleshooter and follow the instructions on the screen to fix any issues.
Contact Intel support or your PC manufacturer for further assistance if none of the above steps work.
Issue: Performance issues or lagging
Solution: This issue may be caused by a faulty or incompatible driver, a high CPU usage, or a malware infection. Here are some steps you can try to fix it:
Update your driver to the latest version using one of the options mentioned above.
Check your CPU usage and see if there is any process that is consuming a lot of resources. To do this, open Task Manager by pressing Ctrl + Shift + Esc keys and go to Processes tab. Sort the processes by CPU and see if there is any process that is using more than 50% of CPU. If you find any suspicious or unnecessary process, right-click on it and select End task.
Scan your PC for malware and viruses using a reliable antivirus software. To do this, open your antivirus software and run a full scan of your PC. Follow the instructions on the screen to remove any threats found.
Contact Intel support or your PC manufacturer for further assistance if none of the above steps work.
Conclusion
In conclusion, Intel(R) Serial IO I2C Host Controller - 9c61 is a device that enables communication between your PC and other devices using I2C protocol. It is important to have the latest driver for this device to ensure its proper functioning and performance. You can check if you have this device installed on your PC, update its driver, and troubleshoot any issues using the methods described in this article. We hope you found this article helpful and informative. If you have any feedback or questions, please feel free to share them in the comments section below.
Frequently Asked Questions
What is I2C protocol?
I2C protocol is a serial communication protocol that allows multiple devices to communicate with each other over a single wire. It is commonly used for connecting sensors, microcontrollers, displays, and other peripherals to a PC or a motherboard.
What are the benefits of Intel(R) Serial IO I2C Host Controller - 9c61?
Intel(R) Serial IO I2C Host Controller - 9c61 provides several benefits, such as:
Reducing power consumption and improving battery life by enabling low-power modes for devices connected via I2C.
Improving data transfer speed and reliability by supporting higher clock frequencies and error detection mechanisms.
Enhancing compatibility and interoperability by supporting various I2C standards and specifications.
How do I know which driver version I have for Intel(R) Serial IO I2C Host Controller - 9c61?
You can check which driver version you have for Intel(R) Serial IO I2C Host Controller - 9c61 by using Device Manager. To do this, follow these steps:
Open Device Manager by pressing Windows + X keys and selecting Device Manager from the menu.
Look for the device named Intel(R) Serial IO I2C Host Controller - 9c61 under System Devices category and right-click on it.
Select Properties from the menu and go to Driver tab.
Check the driver version and date under Driver Details section.
How do I download Intel(R) Driver & Support Assistant (IDSA)?
You can download Intel(R) Driver & Support Assistant (IDSA) from Intel's website. To do this, follow these steps:
Go to and search for Intel(R) Driver & Support Assistant in the search box.
Select your operating system from the drop-down menu and click on Download to save the file on your PC.
Locate the downloaded file (usually in your Downloads folder) and double-click on it to run the installer.
Follow the instructions on the screen to complete the installation and launch IDSA.
How do I contact Intel support or my PC manufacturer for further assistance?
If you need further assistance with your Intel(R) Serial IO I2C Host Controller - 9c61 driver, you can contact Intel support or your PC manufacturer. Here are some ways to do that:
Visit and browse for articles, videos, or FAQs related to your issue. You can also chat with an agent, submit a ticket, or call a toll-free number.
Visit your PC manufacturer's website and look for their support section. You can usually find drivers, manuals, or troubleshooting guides for your specific model. You can also contact them via email, phone, or chat.
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