Over the past few years and before the huge changes and updates in SEO, when users were searching for a topic, they might come across low-quality websites that did not meet their needs, but because of the relevant updates in SEO, low quality websites were identified quickly and high-quality ones replaced them, so that the user could come up with the right websites which met their needs faster.

That is why SEO is one of the most effective ways of marketing and all these referrals are due to its frequent updates.

You must be familiar with the meaning and concept of SEO and you know that all the activities that are being done to optimize a website is called SEO, which ultimately leads to a high website ranking on the Google search results page.

The great importance of SEO has caused it to be frequently updated, and due to the efforts made in the field of improving it, big changes have been taken place which we will discuss in the following.

Big changes in SEO over the past years:

- Improving the quality of content:

Over time, users were repeatedly come across duplicate and low quality content, some of which overused keywords in order to attract Google's attention.

One of the big changes in Google was the introduction of the Panda algorithm , which was created to recognize short, low quality, low value content, so that users would be received engaging and rich content in search results.

After the introduction of the Panda algorithm, people who produced quality content using science and knowledge were successful, and people who only wanted to produce short content with lots of keywords were definitely penalized by Google.

- More websites become mobile-friendly:

Given that nowadays most people spend a lot of time throughout the day on their mobile phones, so if they have a question, they quickly use their mobile phones to search on it.

In the past, most websites were not accessible on mobile phones, and there may still some websites that are not optimized for being used on this device, in which case the website owner have to try their best to optimize their websites for mobile devices, because today Google pays more attention to the websites that are suitable for being used on mobile phones and rewards them by giving a higher ranking on the search results page . 

Read more on:https://www.dotnek.com/Blog/Web/big-seo-changes-in-the-last-few-years

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