This post is intended to help the Google Chrome users on how to install or uninstall user script (or Google they call it Content Script) in their browser. Google Chrome rapid updates and changing had cause a lot of problems on how user can install user scripts and how the user script interact with the browser. To make thing simple, I’m going to introduce you all to Tampermonkey extension in Google Chrome which is very similar to Geasemonkey add-on in Firefox. Trust me, this will make your life easier.
How to install user scrips in Google Chrome
Step 1: Open Tampermonkey extension and install it. Once you have installed the extension, you should see a Tampermonkey icon button at the top right hand side corner near the Menu button in Google Chrome.
Step 3: The Tampermonkey extension should be taking over and ask if you really wanted to install the script. Hit the OK button and OK button again to confirm the script installation.
Step 4: Done! Refresh the page if you want immediate effect from the script which you have just installed. If you wish to edit the script which you have installed. Click on the Tampermonkey icon button, go to Dashboard. Now you can see the list of user scripts which you have installed. You can select any one of them and start modify it anytime. Remember to save after done modification.
How to uninstall user scrips in Google Chrome
Step 1: Open the Tampermonkey Dashboard by clicking on the Tampermonkey icon button on the menu bar, then select Dashboard.
Step 2: You should see a list of user scripts which you have installed. Search for the user script you want to delete and click on the delete button.
Step 3: Confirm the delete by click on the OK button and you should see the user script is no longer on the Dashboard.
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.