body { -ms-overflow-style: scrollbar; overflow-y: scroll; overscroll-behavior-y: none; } .errorContainer { background-color: #FFF; color: #0F1419; max-width: 600px; margin: 0 auto; padding: 10%; font-family: Helvetica, sans-serif; font-size: 16px; } .errorButton { margin: 3em 0; } .errorButton a { background: #1DA1F2; border-radius: 2.5em; color: white; padding: 1em 2em; text-decoration: none; } .errorButton a:hover, .errorButton a:focus { background: rgb(26, 145, 218); } .errorFooter { color: #657786; font-size: 80%; line-height: 1.5; padding: 1em 0; } .errorFooter a, .errorFooter a:visited { color: #657786; text-decoration: none; padding-right: 1em; } .errorFooter a:hover, .errorFooter a:active { text-decoration: underline; } #placeholder, #react-root { display: none !important; } body { background-color: #FFF !important; }

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What does the URL Inspection tool say about JavaScript inserted canonicals? Here's one for stoxseo.com (no canonical in html), which was definitely respected and switched in the SERPs a while back but now even the tools are telling me they see and respect it.

8:44 PM · Aug 3, 2018

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The bigger question is how reliable this method is, and how long it takes to register and/or update? I think that's the main reason it's not officially supported.

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johnmu is a ranking factor and so are you

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Yeah, of you want something for SEO, don't be shy in telling search engines.

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Always pressing this lol