Slither.io Mods for FireFox and related browser (Update 2.1.9)

Update Logs

Version 2.1.9 updated:

• Add Wannacry skin.

Version 2.1.5

• Add Team Chat (chat with players who use PartyCode same like your PartyCode)

Version 2.1.3

• Party Code updated: select code from the list.

Version 2.1.1

• Features [Partycode] is back.

Install Slither.io Mods on Firefox and related browser

Step 1

• Try to install Greasemonkey extensions on Firefox, and Install Tampermonkey on Safari/Chrome

• For Greasemonkey: Greasemonkey will call you up to select Install button, just click it when you are asked so that you can confirm this installation on Firefox. Click Install

Step 4

• Go to slither.io or our page to play slither.io with mods.