QZ Blogs

How to extend display on MacBook Pro or MacBook Max with M3/M4 Chip?

Published On 09/25/2025 12:00 PM by QZ Support

Note: The M3/M4 Pro or M3/M4 Max chip supports connecting up to four external monitors. The standard M3/M4 chip only supports a single external monitor. Check the display mode Go to System Preferences, click Displays, and then click Arrangement. Make sure the Mirror Displays box is not checked. Also, confirm that the display mode is set to Extend these displays. Check the connection Make sure the cable is securely connected to the correct port on your Mac. You can also try unplugging and replugging the display. Connect directly... Read more

This entry was posted in Latest Computer Technologies ,USB-Video Adapters

How to solve video flickering problem?

Published On 03/20/2025 4:33 PM by QZ Support

video flickering ,flickering problem

To solve a flickering screen problem, try updating your display drivers, adjusting the refresh rate, ensuring cables are secure, and disabling unnecessary background programs or hardware acceleration. Here's a more detailed breakdown of troubleshooting steps: 1. Update Display Drivers: Device Manager: Open Device Manager (search for it in the Windows search bar) and navigate to "Display Adapters". Update Drivers: Right-click on your graphics card and select "Update driver". Manufacturer's Website: You can also visit the... Read more

This entry was posted in USB-Video Adapters

How to setup DisplayLink on your Macbook?

Published On 03/06/2025 12:05 PM by QZ Support

displaylink ,macbook ,displaylink setup

DisplayLink driver must be installed on your computer host to communicate with the QZ DisplayLink device. Download the latest DisplayLink driver suitable to your host computer here: https://www.synaptics.com/products/displaylink-graphics/downloads macOS requires the user to permit "Screen Recording" for DisplayLink driver to work properly. Approving it enables the DisplayLink to access the pixels it needs to render a mirrored or extended screen and send the pixels over USB from your computer to the DisplayLink display. DisplayLink... Read more

This entry was posted in Latest Computer Technologies

How to setup Triple Display on your Windows laptop using QZ Thunderbolt 4 HB91/HB92 or USB-C HB71 Docking Station

Published On 10/24/2024 3:57 PM by QZ Support

QZ Thunderbolt 4 Docking Station QZ-HB91 supports max 3 video streams supported simultaneously. Max one 8K/30Hz or two 4K/60Hz or three 4K/60Hz+4K/60Hz+4K/30Hz with different pictures in MST mode on windows system. Video capabilities are dependent on the host. Note: No external drivers required. QZ Docks are plug and play. When you connect multiple monitors to your Dell computer, Windows automatically detects the monitor and displays your computer desktop screen. You can then choose how you want your desktop screen to appear and... Read more

This entry was posted in Latest Computer Technologies

Latest USB versions and their specifications – a simple comparison

Published On 06/16/2022 12:02 PM by QZ Support

usb versions ,difference between usb 2.0 vs usb 3.0 ,usb 2.0 vs usb 3.0 ,usb standards ,usb 3.1 vs usb 3.1 ,usb 3.0 speed

With each new version and their updates, it can be challenging to understand different USB versions and their specifications. As the new version bring more features and capabilities, it is important to understand them to decide which accessory suits your application. Here we examine latest USB standards and their specifications with a simple comparison table. For ease of understanding we only compared them with respect to maximum data transfer speed. *USB ports and connectors are identified with a color-code and a logo to indicate the... Read more

This entry was posted in Latest Computer Technologies

How to check if your phone, laptop can stream video over its USB Type C port?

Published On 06/16/2022 12:02 PM by QZ Support

dp alt mode ,video over usb type c ,usb type c to hdmi ,usb type c to vga

Not all USB Type C ports are same. USB-C port is just a connector shape. An USB-C port belongs to a specific USB version (USB 2.0, 3.0, 3.1, 3.2) and hence has predefined features and capabilities. Only USB-C port with USB 3.1 or above version can stream video. USB 3.1 or above versions support DP Alt Mode feature. This feature enables them to stream video signal. You need to confirm if your device's USB Type C port is with USB 3.1 or above version before trying USB Type C to HDMI/VGA applications. To do this, check your device's... Read more

This entry was posted in Latest Computer Technologies ,USB-Video Adapters