Subject: Re: Signals
Options to save the webpage will vary with browser. I can save Yahoo historical prices using Firefox save page as Text File.

In Firefox:
hamburger menu
Save Page As ... (Cntl S)
choose:
Webpage Complete
Webpage HTML only
Text Files
All Files

In Chrome:
3 dots menu
Cast, save, and share
Save Page As ... (Cntl S)
choose:
Webpage Complete
Webpage HTML only
Webpage Single File