You can use a USB hub (example with 20 ports: https://www.sipolar.com/product/a-805p-20-ports-usb-2-0-hub/ https://www.sipolar.com/product/a-805p-20-ports-usb-2

You can use a USB hub (example with 20 ports: https://www.sipolar.com/product/a-805p-20-ports-usb-2-0-hub/ https://www.sipolar.com/product/a-805p-20-ports-usb-2-0-hub/) and attach multiple USB dongles to it. This blog post describes a setup for web scraping: https://scrapingfish.com/blog/byo-mobile-proxy-for-web-scraping https://scrapingfish.com/blog/byo-mobile-proxy-for-web-scrap...