To install the plugin using FTP software, log in to the server where your WordPress website is hosted.
First extract bold-timeline folder from downloaded bold-timeline.zip file.
Now connect to your server via FTP and navigate to the wp-content/plugins folder in your WordPress directory online. Upload bold-timeline folder to the plugins’ folder on your remote server.
Once the plugin is uploaded, you need to activate it. Go to ‘Plugins > Installed Plugins’, find Bold Timeline and click ‘Activate’ button.