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These function like a tiny smartphone. You insert a SIM card, and the stick connects directly to cellular networks to provide internet access where there is no Wi-Fi. If your home fiber goes down, a 4G
However, "USB internet stick" actually refers to two different types of devices. This guide will help you understand which one you need and how to pick the best one for your lifestyle. Cellular Modems vs
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These don't provide their own internet. Instead, they upgrade your laptop or desktop so it can connect to existing Wi-Fi networks with better speed, range, and stability than your computer's built-in card. 2. Why You Need One