To fix the issue, try restarting your computer and then uninstalling Dashlane before you open any browsers. In some cases, you might get an error message about a browser running even though you've closed out of all browsers. Important: If you select this checkbox, all your logins, passwords, Secure Notes, and personal information will be deleted from this computer. To delete your data, select the checkbox. The confirmation pop-up asks whether you also want to delete all your personal data on this computer.Then select Dashlane in the list of apps and select Uninstall. You can also go to Settings and select Apps. Select the Start menu, shown as the Windows icon, then right-click the Dashlane icon and select Uninstall.You should now be able to run the Uninstaller as recommended above. Go to Allow applications downloaded from and select App Store and identified developers.In the Privacy & Security pop-up, select the lock icon at the bottom left to unlock your settings.Open System Settings and go to Privacy & Security.If you get an error message when using the Dashlane Uninstaller app, check your security settings.

If you installed the Dashlane desktop app from the Apple App Store, you might also be able to uninstall our app based on the information on the Apple support website.

Restart your computer and empty the Trash or Bin.

Move the Dashlane app from the Applications folder to the Trash or Bin.

Select Go and then Applications in the menu bar.

Open the Uninstaller, select Uninstall, and then confirm.Go to the Uninstaller in your download folder.

Dashlane desktop client