Why is my 4G upload speed so slow?

How Can I Improve My 4G LTE or 5G Speed?

Slow internet speeds can be caused by a number of things. Your router could be outdated or it could be too far away from your TV or computer , for example. Those fixes may be as easy as restarting your modem and router or upgrading to a mesh network. But another reason for your slow Wi-Fi could be bandwidth throttling.

If you’ve figured out whether your smartphone can handle 4G yet the internet is still so slow, there are a few reasons why this happens: 1) Too much in your cache . Apps and services slowly build up caches that over time can eat up precious system resources.