The secrets of successful multilingual SEO

Best SEO agency optimize 360

Through our SEO Agency Optimize 360

On the theme SEO International

To ensure the success of a company's international development websiteIt is essential to master multilingual SEO practices.

In this context, adopting the right reflexes is crucial to optimising your site's ranking in search engines and taking full advantage of the benefits of internationalising your website.

Our SEO Agency has put together a list of tips to help you adopt the reflexes of multilingual SEO, and adapt to different languages. Google.

Multilingual SEO reflexes

1. The structure of the website

One of the first things to consider when optimising multilingual SEO is the structure of the website itself. There are several possible options:

  1. Use of a sub-domain for each language (example: and
  2. Creation of sub-directories for each language ( and

Choosing one of these two solutions will give search engines a better understanding of the site's multilingual structure and will make natural referencing easier.

Choosing the right CMS

For multilingual SEO, opting for a CMS adapted to the management of a multilingual website can prove decisive. Some CMS, such as WordPressThese sites offer specific plugins for translating and managing several languages, which makes it much easier to optimise referencing.

2. Translated and adapted content

To satisfy the requirements of search engines and the international public, it is essential that the content of a multilingual website is translated and adapted to each language. The quality of translations must be impeccable and technical or domain-specific terms must be carefully chosen.

The importance of relevant keywords

Effective SEO involves selecting the right keywords for each language and culture. A good SEO strategy involves carrying out in-depth research into the key expressions most searched for by Internet users in each target country.

3. Using lang and hreflang tags

Among the essential elements of multilingual SEO are the lang and hreflang. The lang tag is used to indicate the language used on a web page, while the hreflang tag is used to indicate to search engines the existence of alternative versions of the same page, in different languages.

Example: For a page in French, write <html lang="fr"> and for a page in English, use <link rel="alternate" href="" hreflang="en" />.

These two tags are essential to help search engines index each language version of your website.

4. Image optimisation

Multilingual referencing also involves optimising images, in particular by filling in the alt tags (text attribute describing the content of an image). It is important to ensure that each image has an alt attribute in the language corresponding to the page on which it is displayed.

Example: For an image on the French site, use an alt attrubut such as <img src="example.jpg" alt="description in French" />.

Reducing image size

Reducing the weight of images is also a key element in improving website performance and search engine ranking. Online tools are available to reduce and optimise the weight of images without any loss of quality.

5. Using title tags

To optimise your multilingual SEO, you need to pay particular attention to the use of title tags (H1, H2, etc.), which must be well structured and nested according to their importance (H1 being the main title). In addition, the meta-description must be carefully written for each language version of your site.

Example: Be consistent with your title tags by using <h1> for the main titles, <h2> for subtitles, and so on.

6. Links to other web pages

Internal and external links are important elements of natural referencing for a multilingual website. It is important to check that the links point to the right pages in each language and that they are contextual (i.e. relevant to the subject).

Tips for optimising your multilingual links

  • Regularly check the quality of links to other web pages to make sure they are still relevant and functional.
  • Remember to include links to quality foreign language sites as sources of information for your international audience.
  • Keep an eye on thedomain authority the sites you link to, as this can have a positive or negative impact on your search engine ranking.

By following these tips and bearing in mind the importance of each of these aspects, you'll be well on your way to achieving multilingual SEO success and improving your website's search engine ranking.

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