In this time you will know how to reduce lag by Sofyanox's steps. This will make your Steps agar.io lagging dont like some man or Lag-Man (i think). Ok now to the step. Read Carefully and Do it. But we recommended you to use Google Chrome (you can download it for free in here ).
steps:
1. Use Incognito mode for Playing Agar.io by do: CTRL + SHIFT + N.
2. After that open the Agar.io and Checklist No skins, and Dark theme
3. Close all tabs and all programs that is not used.
4. Open Task Manger (by do: WIN + R) and find chrome in the Details tab, then right click on the first Chrome and set the priority to high. This step is make your chrome is not lagging.
5. Join the fastest server located in that near your country.
6. Play Agar.io and Enjoy!