Chrome has a default option that lets you hide or remove the extension icon from the omnibox. You can also restore the icon whenever you want.
How to hide the icon in Chrome extension- On your Chrome web browser, go to your browser's omnibox. It is part of the menu button and the address bar.Next, select the icon you want to hide the extensions. Right-click on the icon and select "Hide button" on the right-click menu.So that's it. The extension button will be hidden from your browser's omnibox. However, you can still access the extension with a keyboard shortcut. Or, you can see extension to the opening page of your browser extension. Simply click the Menu button and then select "More Tools"> "Extensions".How to restore the icon hidden extensions in ChromeNow, if you want to restore the icon back to Omnibar the extension. You just need to open the Chrome extensions page. After that, find the extension with hidden icons that you want to restore. After that, just click the "Show button" right under the extension.Just keep in mind that there are some extensions that rely heavily on their shortcut icons. Without the icon, the extension will not work at all. Therefore, you need to assess each extension first before you decide to hide the icons.
So that's it. You have just learned how to hide and restore icon in the Chrome extension.May be useful.