You can install Amazing Widgets from your WordPress Dashboard or manually via FTP.
From WordPress Dashboard
Navigate to ‘Plugins -> Add New’ from your WordPress dashboard.
Search for Gabfire Widget Pack and install it.
Activate the plugin from Plugins menu.
Enable the widgets you wish to activate from Appearance -> Amazing Widgets
Add any widget to your widget zone from Appearance -> Widgets and configure the widget options.
Manual Installation
Download amazing-widgets.zip
Unzip
Upload the amazing-widgets folder to your /wp-content/plugins directory (do not rename the folder)
Activate the plugin from Plugins menu.
Enable the widgets you wish to activate from ‘Appearance -> Amazing Widgets’.
Add any widget to your widget zone from ‘Appearance -> Widgets’ and configure the widget options.