Please NoteThe Mac OS itself does not support extended screen effect. LASUNEY 10 in 1 Hub achieving the extended mode by the following steps needed from you Setting Display Arrangement Cancel Mirror Display And please drag the setting box to the page of the external display. Then you can get 1 display of HDMI1HDMI2DP 1 display of your Macbook. Totally two different contents for Mac OSVivid 4K Output and Mutiple DisplayMirror or extend your display with HDMI ports and DP Port directly stream High Definition 4K video to televisions monitors or projectors for a cinema visual feast. Under extended mode you can enjoy up to 4 multiple displayNeeds your source devices support DP1.4 and has AMD graphics card. For collage mode our hub support triple display one HDMI output 1 HDMIDP and 1 laptop screen. But Only Windows system support multiple display Mac does not supportReliable and Ultra Fast Data Transmission2 USB 3.0 ports and 1 USB 2.0 port. The transmission speed of USB 3.0 is 8 times that of USB 2.0 support transmission speed rates up to 5 Gbps. USB 2.0 is compatible with more devices. Built in SD and TF slots for easy access to files from universal SD and Micro SD Memory Card support 2 cards reading simultaneously. megabits per second Ethernet port perfect standby for laptops without Ethernet sockets when wireless network failsPower Delivery 3.0LASUNEY Multiport USB C adapter provides 1 Type C pass through female port by which you could securely charge MacBook or other Type C laptops. It supports watts power in and power out that is limited to 87 watts for safetyStylish Design and Wide CompatibilityLASUNEY 10 in 1 USB C Hub is made of thin and sleek precision milled aircraft grade aluminum enclosure light enough to take with you anywhere. Space gray reflects your business professionalism. It is an ideal USB C hub for most Type C laptops on the market such as MacBooks ChromeBook Pixel and laptops from Dell HP Lenovo and so on