How do I use wget to a file?

To direct wget output to a log file use the -o option and pass the name of a file. To append output to a file use the -a option. If no file is present it will be created.

What does wget do in terminal?

Wget is a free GNU command-line utility tool used to download files from the internet. It retrieves files using HTTP, HTTPS, and FTP protocols. It serves as a tool to sustain unstable and slow network connections.