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warningSEO RULE · R05

Missing meta description: why it hurts CTR and how to fix it

A missing meta description forces Google to auto-generate your SERP snippet from page text. The auto-generated version usually under-sells the page. Add a 140–160 character description to every indexable URL.

A missing meta description forces Google to auto-generate your SERP snippet from page text. The auto-generated version usually under-sells the page. Add a 140–160 character description to every indexable URL. A meta description is a <meta name="description" content="…"> tag in the <head>. Search engines use it as the snippet shown under your page title in SERP results. It is not a direct ranking factor, but it heavily influences click-through rate.

Last updated·part of the 50-rule library

What it is

A meta description is a <meta name="description" content="…"> tag in the <head>. Search engines use it as the snippet shown under your page title in SERP results. It is not a direct ranking factor, but it heavily influences click-through rate.

Why it matters

Click-through rate is the second-strongest behavioural signal Google has about whether your page deserves to rank where it currently does. A weak auto-generated snippet (often a wall of generic intro text) gets fewer clicks than a benefit-led description you control. Lower CTR over time can push the page down.

How to fix it

  1. Write a unique description per page. Aim for 140–160 characters. Lead with the user benefit or the answer they came for, not your brand name.
  2. Front-load the keyword and the value prop. Match the searcher's intent in the first 8 words. The snippet is truncated on mobile around 120 characters, so put the hook early.
  3. Avoid duplication across pages. Identical descriptions across multiple pages signal that your content is not differentiated. Templated descriptions are OK if each plug in real per-page variables.
  4. Audit and re-check quarterly. Google sometimes ignores your description and writes its own anyway. Spot-check in Search Console; if Google's rewrite is winning more clicks, lean into that angle.

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