You can connect the HMI to the PC and then setup and Configure the HMI through its communication Cable. Afterward, you Disconnect the Cable, and the HMI screen is now Monitored through the PC, either using LAN or WAN network, by only identifying the IP address of the HMI on the Browser tab.
Moreover, an IDS (Intelligent Data Service) License can be acquired for more applications, so you can be able to store your data monitored through the HMI screen and also you can save the history for a long time on your PC, For more applications you can also Acquire IDS Report Printing option; allows you to preview the report before printing, print it or save it to file on disk.
The speed of operation of the HMI, depends only on the Internet network speed.