Step 1 : Remeasure Your Laptop Actual Size If your laptop is 13.3-14" and also within the following size range of length, thickness and height, you can use and install our monitor. Otherwise your laptop doesn't fit our monitor. Length:10-14.6 inch Height:>8.27 inch Thickness:<0.32 inch Step 2: Idenitfy Your Laptop Ports Our 12 inch attachable triple monitor only support Type-C and HDMI ports. Please identify your laptop ports to find the right connecting method to the triple monitor in the next step. Notice: If your laptop use latest chip M1/M2 or your laptop model is Microsoft's Surface Pro/Go Series, it won't support our triple monitor. But we support M1 Pro and M1 Max chip! Step 3：Find the Right Connection Methods 1) Type-C/Thunderbolt-3 Ports Connection (support power & data tranmission) Use included Type-C cords to connect the monitor. 2) HDMI Port Connection Use included HDMI cords and connect power supply to use the monitor. 3) Other Video Port Connection (Need Power Supply)