On your browser, click menu More in the top right corner
Select More tools > Extensions
On the extension list, click "Trash icon" next to the you want to remove
A notice to remove the extension will appear, click "Remove"
Alternaively if an extension has an icon in your Chrome toolbar, you can right-click on the icon and select Remove from Chrome to uninstall the extension.
If you need further assistance you can also view the following help page: https://support.google.com/chrome_webstore/answer/2664769?hl=en
If you have any questions regarding extension uninstallation or our products, please do not hesitate to contact with us at firstname.lastname@example.org