Google says don’t use JavaScript to generate a noindex tag in the original page code

Google updated its JavaScript SEO basics documentation to clarify that may skip rendering and JavaScript execution.

Google Warns Noindex Can Block JavaScript From Running

Google updated its JavaScript SEO documentation to clarify that noindex tags may prevent rendering and JavaScript execution, ...
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Ask An SEO: My Content Can’t Be Seen When I Disable JavaScript – Will This Affect My SEO?

This week’s question comes from Thomas, who asks: I disabled the JavaScript just to check the content of my webpage, but unfortunately I could not see any content except the banner H1 tag. Will it ...