1. Visit the MSI Official Website and click on the magnifying glass icon in the top right corner. For example, for MAG Infinite S3 14th, click on the "Search" icon in the upper right corner, enter " MAG Infinite S3 14th," and press the "Enter" key to search.

2. Locate the model you want to search for and click on "Specification."

3. In the product specifications, you can check the front and rear I/O Port information.