First, be sure that the computer's audio output is to the screen speakers. With the Q24i-10 Monitor attached to your computer, open the Sound menu by right-clicking the speakers icon in the system tray and choosing “Playback Devices.” Right-click the window background and choose “Show Disabled Devices” to display all connected sound cards and speakers. Set your external speakers as default by right-clicking them and choosing “Set as Default Device.” Sound now plays through your external speakers. Also, try connecting the monitor to your computer's audio via the 3.5mm audio output jack on the computer. Connect it to the monitor via the 3.5mm audio jack on the monitor. If the issue continues, we recommend you contact Lenovo Tech Support for monitors at: 866-426-0911.

Yes. The Intel Evo-Certified Lenovo Yoga 7i-15 has a backlit keyboard. To adjust the keyboard lighting, hold the Fn key down and while holding the Fn key down tap the Spacebar. Once to turn on the backlighting, twice to increase the light intensity and three times to turn off the backlighting.

That will depend on the requirements and the compatibility of the device you want to use with the Lenovo IdeaCentre A340-22 All-in-On system. We recommend you check with the device manufacturer's web site for their compatibility with Windows 10 Home 64-bit operating system and the minimum/recommended hardware requirements (Is a Graphics card required, the processor speed and the minimum required system RAM and the minimum available hard drive space) to run their program, then compare those requirements to this system's configuration.

Yes. The Lenovo IdeaCentre A340-22 All-In-One system has a 3.5mm audio jack with both audio in and out, for connecting a headset and/or compatible external speakers.