I cannot add the Dashlane Chrome extension from the Chrome Web Store
If clicking the “Add” button does nothing when you try to install Dashlane extension from the Chrome Web Store, you will probably have to reinstall your Chrome browser.
Go to your Windows Control Panel
Make sure that you have the “Category” view and select “Uninstall a program”. Don’t worry, you won’t lost any of your bookmarks !
Look for Chrome in the list and click on Uninstall
Download the latest version of Chrome from https://www.google.com/chrome/browser/
Launch the Chrome install program you downloaded in Step 1 and follow the on-screen instructions.
Reinstall the extension from in Dashlane by going to Extensions → Manage Chrome extension.