- Visit the extension page on the Chrome Web Store.
- Click ADD TO CHROME and then select Add extension in the confirmation dialog.
The extension will install in a few seconds and appear in the extensions area, next to the address bar. You can also confirm that the extension is working by opening up your Gmail account and verifying that the Block Sender icon is in the upper right-hand corner of the web page.
You can also install Block Sending directly from our website by clicking Install Now and then Add extension.