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Do not use the top answer here, using the native tag is forbiddenDo not use the top answer here: using the native <script> tag is forbidden and also it should be defined outside of the tagit should be defined outside of the <head> tag.

This is the proper way to include a script tag and configure up Google Analytics in NextJS:

import Script from 'next/script'
import Head from 'next/head'

export default function Index() {
  return (
    <>
      <Head>
        <title>Next.js</title>
      </Head>
      <Script
        src="https://www.googletagmanager.com/gtag/js?id=GA_MEASUREMENT_ID"
        strategy="afterInteractive"
      />
      <Script id="google-analytics" strategy="afterInteractive">
        {`
          window.dataLayer = window.dataLayer || [];
          function gtag(){window.dataLayer.push(arguments);}
          gtag('js', new Date());

          gtag('config', 'GA_MEASUREMENT_ID');
        `}
      </Script>
    </>
  )
}

For more info: https://nextjs.org/docs/messages/next-script-for-ga

Do not use the top answer here, using the native tag is forbidden and also it should be defined outside of the tag.

This is the proper way to include a script tag and configure up Google Analytics in NextJS:

import Script from 'next/script'
import Head from 'next/head'

export default function Index() {
  return (
    <>
      <Head>
        <title>Next.js</title>
      </Head>
      <Script
        src="https://www.googletagmanager.com/gtag/js?id=GA_MEASUREMENT_ID"
        strategy="afterInteractive"
      />
      <Script id="google-analytics" strategy="afterInteractive">
        {`
          window.dataLayer = window.dataLayer || [];
          function gtag(){window.dataLayer.push(arguments);}
          gtag('js', new Date());

          gtag('config', 'GA_MEASUREMENT_ID');
        `}
      </Script>
    </>
  )
}

For more info: https://nextjs.org/docs/messages/next-script-for-ga

Do not use the top answer here: using the native <script> tag is forbidden and it should be defined outside of the <head> tag.

This is the proper way to include a script tag and configure up Google Analytics in NextJS:

import Script from 'next/script'
import Head from 'next/head'

export default function Index() {
  return (
    <>
      <Head>
        <title>Next.js</title>
      </Head>
      <Script
        src="https://www.googletagmanager.com/gtag/js?id=GA_MEASUREMENT_ID"
        strategy="afterInteractive"
      />
      <Script id="google-analytics" strategy="afterInteractive">
        {`
          window.dataLayer = window.dataLayer || [];
          function gtag(){window.dataLayer.push(arguments);}
          gtag('js', new Date());

          gtag('config', 'GA_MEASUREMENT_ID');
        `}
      </Script>
    </>
  )
}

For more info: https://nextjs.org/docs/messages/next-script-for-ga

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Ben Yee
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Do not use the top answer here, using the native tag is forbidden and also it should be defined outside of the tag.

This is the proper way to include a script tag and configure up Google Analytics in NextJS:

import Script from 'next/script'
import Head from 'next/head'

export default function Index() {
  return (
    <>
      <Head>
        <title>Next.js</title>
      </Head>
      <Script
        src="https://www.googletagmanager.com/gtag/js?id=GA_MEASUREMENT_ID"
        strategy="afterInteractive"
      />
      <Script id="google-analytics" strategy="afterInteractive">
        {`
          window.dataLayer = window.dataLayer || [];
          function gtag(){window.dataLayer.push(arguments);}
          gtag('js', new Date());

          gtag('config', 'GA_MEASUREMENT_ID');
        `}
      </Script>
    </>
  )
}

For more info: https://nextjs.org/docs/messages/next-script-for-ga