If you have completed all the steps above and are still struggling with a slow iPhone, there may be a magic bullet to speed it up: "Reset All Settings". At times, a corrupted settings file or misconfigured app can have a negative effect on your iPhone.
Why is my phone's battery draining so fast? - Android May 25, 2020 5 reasons why your Wi-Fi is slow (and how to fix it Oct 02, 2017 Slow connection with hotspot - Microsoft Community
Why Is My Wi-Fi So Slow? Here's How to Fix It
Older legacy wifi client devices using 802.11g or 802.11b can slow down wireless connectivity. As so, make sure you’re at least using 802.11n client devices to ensure that it can sustain the advanced speed demands from your devices. Why Is My iPhone 8 Plus So Slow? Here's The Fix! | UpPhone
If so, you’ve determined that Wi-Fi is the problem. You can skip to step 2. If your phone is still sluggish with Wi-Fi turned off, it’s time to check whether the problem is your connection or the device itself. Use a speed tester, like the app from speedtest.net, to see how fast or slow your cellular connection is.
Why Is My WiFi So Slow? To understand what makes your WiFi slow, you first need to understand what WiFi actually is. Essentially, WiFi is a technology that allows various internet-enabled devices to connect to the internet over the air. A WiFi network is created using a wireless router. Not all wireless routers create the same WiFi network Wifi fast for iPhone, agonizingly slow on laptop | Tom's Apr 01, 2018 Solved: why is Cricket wireless data so slow now? It takes