You can do this by using a DisplayPort Multi‑Stream Transport (MST) hub or splitter. These take one DisplayPort input and output to two displays.

• Check support: Your computer’s DisplayPort should be DP 1.2 or newer, and the graphics drivers/OS need to support MST. Many Windows PCs do; some systems may mirror instead of extend.
• Mind bandwidth: Dual 1080p is common. Running two 4K screens may require DP 1.4 and compatible hardware, and refresh rates can vary.
• Power and cables: Use the hub’s USB power (if included) and reliable DP/HDMI cables to help stability.

Settings can be adjusted in your display preferences to extend or mirror as needed.

Both are solid for modern displays; the better choice depends on your setup.

• Multi‑monitor from one port: DisplayPort supports MST hubs to run multiple screens from a single output. HDMI typically connects one display per port.
• PC monitors: DisplayPort is often preferred for higher refresh rates and flexible daisy‑chaining on some monitors.
• TVs and media gear: HDMI is widely used on TVs, soundbars, and projectors, making it convenient for home entertainment.
• Match your ports: Using the native port on your device and monitor can reduce adapters and complexity.

Check the resolution/refresh you need and choose the connection that aligns with your hardware capabilities.

1. Confirm MST support: Verify your computer’s DisplayPort (DP 1.2+) and OS support Multi‑Stream Transport for extended desktops.
2. Connect the hub: Plug a 1‑in/2‑out MST hub or DisplayPort splitter into your DP port. Attach USB power if the hub includes it.
3. Attach displays: Connect each monitor via DisplayPort or HDMI outputs on the hub and power on the monitors.
4. Set display mode: In your system’s display settings, choose “Extend” and arrange screens.

Notes: Bandwidth limits may reduce maximum refresh/resolution when both screens are active. Some operating systems may mirror with MST; in that case, a different dual‑display adapter technology could be considered.

To drive two displays over USB‑C, look for these features on your port and adapter:

• DisplayPort Alt Mode: Your USB‑C must carry video. Ports labeled with a DP icon or specs noting DP Alt Mode usually support this.
• MST capability: For two independent screens from one port, the system and adapter should support MST. Many Windows laptops do; some systems may mirror.
• Thunderbolt compatibility: Thunderbolt 3/4 ports often support dual displays via compatible adapters or docks.
• Driver‑based options: USB graphics solutions can add displays on systems without Alt Mode, though performance varies.

Always confirm your device’s specs and the adapter’s supported resolutions and refresh rates before buying.

Dual 4K60 can be limited by bandwidth, hardware, or settings. A few things to check:

• DisplayPort version: DP 1.2 MST often tops out at two 4K30 displays. DP 1.4 with features like DSC may handle higher rates, depending on the full chain.
• MST hub limits: Some splitters cap refresh when both outputs are active.
• Cables and ports: Use high‑quality, short cables and the recommended ports on your device and monitors.
• System settings: Manually set each monitor’s resolution/refresh in your OS. Updating graphics drivers can help.

Lowering one display’s refresh or resolution can improve stability if you’re approaching bandwidth limits.