Customer Ratings & Reviews

Thank you for choosing the Lenovo Yoga C940-15. This model ships with the latest, 6G Wide-Range 2x2 802.11AX WiFi, for the best connectivity and fastest available speeds. If you are experiencing dropped WiFi connectivity, first be sure you have the latest version of Windows 10 on the computer, then update all of the BIOS files and drivers up to that latest version of Windows 10. You can easily accomplish this by scanning the computer with the Lenovo Utility software available on this computer. This system has Lenovo utilities installed to help maintain the health of the device and keep the operating system software up to date. Type "Lenovo Vantage" in the Cortana Search window (if Lenovo Vantage is not installed on your device, you can download the APP and install it now). Select Lenovo Vantage from the list. In the window that opens, click on "Health and Support". In the expanded menu, select "Hardware Scan" In the window that opens, select "Run Quick Tests". This will scan your entire system for errors. Follow any directions that may pop up. If the problem continues after this scan, now click on "System Update". First select Windows update from the menu. Scan your system to be sure you have the latest version of Windows 10. Once that scan is complete, select "Additional Updates". This will scan your device to be sure there are no new BIOS/Driver updates needed. Follow any instructions that may pop up. If the issue still continues after these updates, we recommend you call Lenovo Tech Support at: 877-453-6686 for additional help.

The Lenovo Yoga C940-15 ships with a full size standard QWERTY keyboard, with a comfortable 1.5 mm key travel. There is a 10 key numeric pad included. The Touchpad on the Yoga C940-15 is centered under the QWERTY keys, so when the typist's hands are in the Home Position, the Touchpad is centered under the typist's hands for the easiest access. The easy open cover of the Yoga C940-15, is so easy to open, it can be accomplished with one thumb under the notch on the front of the lid. The Lenovo Yoga C940-15 model number 81TE0000US is a High Performance configuration. It uses a powerful 135W external power supply. The Lenovo Yoga C940-15 is an ultra portable configuration. There is a full size 15.6-inch screen (screen size measured diagonally) but the total size of the Yoga C940-15 is only 13.98 x 9.39 x 0.78 inches and weighs just 4.18 lbs. Every component of Yoga C940 was engineered with your experience in mind. That’s why the Yoga C940 offers the brilliant color and clarity with ultra-narrow bezels, with 500 nits brightness, it’s 50-percent brighter than standard SDR displays. You’ll enjoy amazing realism that's vivid, nuanced, and powerful. Capture your ideas the moment inspiration hits with a garaged digital pen. Featuring an in-body charging compartment, the Yoga C940 ensures you’ll never lose a thought—or your digital pen—again. The convertible hinge hides a powerful Dolby Atmos Speaker System that immerses you in 3D sound in every mode. Combined with two sets of speakers featuring powerful subwoofers, custom tweeters, and unique vibration buffers that reduce unwanted noise, your audio will sound bigger, deeper, and more accurate. Experience how the Yoga C940 embodies world-class craftsmanship, innovative solutions, and elevated design. Log into your Yoga C940 in less than two seconds with an integrated fingerprint reader. That’s three times faster than the average time it takes to type a password. Forget your password.

The Lenovo Yoga C940-15 ships with a notch on the top front of the screen for easy opening of the lid when closed. The Yoga C940-15 is a 2 in 1 device, the power button is on the side of the device to make it accessible in any position and make unintended contact with the power button less likely. Every component of Yoga C940 was engineered with your experience in mind. That’s why the Yoga C940 offers the brilliant color and clarity with ultra-narrow bezels, with 500 nits brightness, it’s 50-percent brighter than standard SDR displays. You’ll enjoy amazing realism that's vivid, nuanced, and powerful. Capture your ideas the moment inspiration hits with a garaged digital pen. Featuring an in-body charging compartment, the Yoga C940 ensures you’ll never lose a thought—or your digital pen—again. The convertible hinge hides a powerful Dolby Atmos Speaker System that immerses you in 3D sound in every mode. Combined with two sets of speakers featuring powerful subwoofers, custom tweeters, and unique vibration buffers that reduce unwanted noise, your audio will sound bigger, deeper, and more accurate. Experience how the Yoga C940 embodies world-class craftsmanship, innovative solutions, and elevated design. Log into your Yoga C940 in less than two seconds with an integrated fingerprint reader. That’s three times faster than the average time it takes to type a password. Forget your password.

Once again, thank you for choosing the Lenovo Yoga C940-14. You can keep your computer running at its best by keeping the Windows 10 Operating System and all supporting BIOS files and drivers up to date. You can easily accomplish this by scanning the computer with the Lenovo Utility software available on this computer. This system has Lenovo utilities installed to help maintain the health of the device and keep the operating system software up to date. Type "Lenovo Vantage" in the Cortana Search window (if Lenovo Vantage is not installed on your device, you can download the APP and install it now). Select Lenovo Vantage from the list. In the window that opens, click on "Health and Support". In the expanded menu, select "Hardware Scan" In the window that opens, select "Run Quick Tests". This will scan your entire system for errors. Follow any directions that may pop up. If the problem continues after this scan, now click on "System Update". First select Windows update from the menu. Scan your system to be sure you have the latest version of Windows 10. Once that scan is complete, select "Additional Updates". This will scan your device to be sure there are no new BIOS/Driver updates needed. Follow any instructions that may pop up. If you ever need additional help with your Lenovo computer, we recommend you call Lenovo Tech Support at: 877-453-6686 for additional help.

Hey there! Thanks for choosing the Lenovo Yoga C940 Laptop. We are pleased to hear the performance and features of the C940 Laptop are meeting your Son's computing needs so well!

The Lenovo Yoga C940-15 ships with a standard QWERTY keyboard and 10-key numeric pad. The touchpad on this computer is centered under the QWERTY keys, so that when the typist's hands are in the Home Position, the touchpad is centered under the typist's hands for easy access. The touchpad is fully adjustable. You can make adjustments to the touchpad in your system settings. You can get there by clicking on the magnifying glass at the bottom left of your Windows 10 screen. Type "touchpad" in the search window. Select "Mouse & touchpad settings" from the list of choices. You can make general adjustments to the touchpad there. You can also select "Additional mouse options" for more detailed adjustments to the touchpad sensitivity by increasing the delay of the touchpad. The Lenovo Yoga C940-15 ships with one standard USB 3.1 port and two Thunderbolt ports with video out for connecting an external monitor to this computer. Though there is no SD card slot built in to this computer, you can use an external SD card reader by attaching the reader to the USB port on this computer.

Once again, thank you for choosing the Lenovo Yoga C940-15. You can keep your computer running at its best by keeping the Windows 10 Operating System and all supporting BIOS files and drivers up to date. You can easily accomplish this by scanning the computer with the Lenovo Utility software available on this computer. This system has Lenovo utilities installed to help maintain the health of the device and keep the operating system software up to date. Type "Lenovo Vantage" in the Cortana Search window (if Lenovo Vantage is not installed on your device, you can download the APP and install it now). Select Lenovo Vantage from the list. In the window that opens, click on "Health and Support". In the expanded menu, select "Hardware Scan" In the window that opens, select "Run Quick Tests". This will scan your entire system for errors. Follow any directions that may pop up. If the problem continues after this scan, now click on "System Update". First select Windows update from the menu. Scan your system to be sure you have the latest version of Windows 10. Once that scan is complete, select "Additional Updates". This will scan your device to be sure there are no new BIOS/Driver updates needed. Follow any instructions that may pop up. If you ever need additional help with your Lenovo computer, we recommend you call Lenovo Tech Support at: 877-453-6686 for additional help.

Thank you for choosing the Lenovo Yoga C940-15 for your daughter. We are pleased to hear that the features and performance of the Yoga C940-15 meets the computing needs of your daughter so well.

Every component of Yoga C940 was engineered with your experience in mind. That’s why the Yoga C940 offers the brilliant color and clarity with ultra-narrow bezels, with 500 nits brightness, it’s 50-percent brighter than standard SDR displays. You’ll enjoy amazing realism that's vivid, nuanced, and powerful. Capture your ideas the moment inspiration hits with a garaged digital pen. Featuring an in-body charging compartment, the Yoga C940 ensures you’ll never lose a thought—or your digital pen—again. The convertible hinge hides a powerful Dolby Atmos Speaker System that immerses you in 3D sound in every mode. Combined with two sets of speakers featuring powerful subwoofers, custom tweeters, and unique vibration buffers that reduce unwanted noise, your audio will sound bigger, deeper, and more accurate. Experience how the Yoga C940 embodies world-class craftsmanship, innovative solutions, and elevated design. Log into your Yoga C940 in less than two seconds with an integrated fingerprint reader. That’s three times faster than the average time it takes to type a password. Forget your password.

We are sorry to hear that you are having an over-heating issue with your Lenovo Yoga C940-15. First, Be sure any software you installed is compatible with Windows 10. There is no need to install Microsoft Office software. The software is already part of the operating system, you just need to activate the software with a purchased product key. If you have installed a copy of Microsoft Office, this is conflicting with the existing copy on the system and this will slow your system down. If you have installed a 3rd party anti-virus program, be sure that Windows Defender is turned off and that the trial version of McAfee Anti-Virus software is uninstalled. There can only be one anti-virus program on the system. You may need to restore your system to original factory default settings if any of the programming errors have occurred. You can do that by typing "restore" in the Cortana search window. Just click on the magnifying glass icon at the bottom left of your Windows 10 Desktop. Click on "Reset This PC" Then click on "Get Started" and follow the on screen directions to restore to factory defaults. If there is no incompatible software installed, you can use Lenovo Q-Control to manually control fan and system performance: ( Fn + Q ) option to change the fan by undervolting the processor. If the issue continues, we recommend you call Lenovo Tech Support at: 877-453-6686.

The Lenovo Yoga C940-15 model number 81TE0000US, ships with a 4CELL_68WH_INTERNAL, Lithium Polymer Battery, which in this configuration, has a battery life of up to 12 hours, depending on the work the device is performing. If you are getting substantially less battery life, first, set your screen brightness at less than 100-percent - try 80-percent to start with. Then, be sure Battery conservation Mode is turned off. This power management setting should only be used when the laptop is plugged in all the time. It will prolong overall battery life by only charging the battery to 60-percent of capacity. Here is a link to instructions for turning off Battery Conservation Mode: https://support.lenovo.com/us/en/solutions/ht103159. Also check what programs are running in the background on the computer. Be sure only the programs you want running in the background are. These programs will drain the battery. Here is a link to information about how to find out what programs are running in the background on your Windows 10 computer and how to manage them for better system performance: https://www.windowscentral.com/how-prevent-apps-running-background-windows-10. Then, finally, be sure any software you installed is compatible with Windows 10. Incompatible software will drain the battery at a faster rate. There is no need to install Microsoft Office software. The software is already part of the operating system, you just need to activate the software with a purchased product key. If you have installed a copy of Microsoft Office, this is conflicting with the existing copy on the system and this will slow your system down. If you have installed a 3rd party anti-virus program, be sure that Windows Defender is turned off and that the trial version of McAfee Anti-Virus software is uninstalled. There can only be one anti-virus program on the system. You may need to restore your system to original factory default settings if any of the programming errors have occurred. You can do that by typing "restore" in the Cortana search window. Just click on the magnifying glass icon at the bottom left of your Windows 10 Desktop. Click on "Reset This PC" Then click on "Get Started" and follow the on screen directions to restore to factory defaults. If the problem persists, we recommend you contact Lenovo Tech Support at: 877-453-6686.

We are sorry to hear you are experiencing this issue with your Lenovo C940 model # 81TE0000US. This unit ships with 2x2 802.11AX (WiFi 6). Your device should not be behaving in this manner. It is possible a system device driver update will resolve your issue. : You can easily accomplish this by scanning the computer with the Lenovo Utility software available on this computer. This system has Lenovo utilities installed to help maintain the health of the device and keep the operating system software up to date. Type "Lenovo Vantage" in the Cortana Search window (if Lenovo Vantage is not installed on your device, you can download the APP and install it now). Select Lenovo Vantage from the list. In the window that opens, click on "Health and Support". In the expanded menu, select "Hardware Scan” In the window that opens, select "Run Quick Tests". This will scan your entire system for errors. Follow any directions that may pop up. If the problem continues after this scan, now click on "System Update". First select Windows update from the menu. Scan your system to be sure you have the latest version of Windows 10. Once that scan is complete, select "Additional Updates". This will scan your device to be sure there are no new BIOS/Driver updates needed. Follow any instructions that may pop up. If the issue continues after these updates, we recommend you call Lenovo Tech Support at: 877-453-6686 for additional help.