Here is What You Need for Slither.io Laggy Games
The slither.io laggy games can be the worst enemy of those who is trying to break a record. In the event that you experience such lag problems then this article may help you a lot in this issue. First of all, unlike what most of the people believe, the lag is not due to the slither.io servers but their own internet connection. You need to be sure that you are using the Wi-Fi instead of cellular data since they may not provide the best performance in terms of the speed all the time as well as depend on your location.
In case you will still experience slither.io laggy games than you can try the slither.io mods which are being run on slither.io private servers. It is less likely to experience slither.io lags in such servers but in case you will continue to experience them, then it will be good to check your computer settings. Some of the laptops change their graphics settings to low then they are not plugged in which can cause slither.io lags at the end.
Make sure you disable any other slither.io extension and scripts first!
How to install user scripts?
Firefox and related browsers: Greasemonkey.
Google Chrome, Chromium, and related browsers: Tampermonkey.
Opera (version 15 and later): Tampermonkey or Violentmonkey.
Opera version 12 and earlier supports user scripts natively. Violentmonkey provides a friendlier UI and better compatibility.