What is image optimization in SEO?

Images play a key role in search engine optimization (SEO) for a website. If arranged and optimized properly, images can help increase their visibility in Google search results and attract a large number of new users. In today’s article, Optimal FB will help you learn about the concept of SEO standard images and optimizing SEO standard images!

What is image optimization in SEO?

Image SEO is the process of optimizing images on your website to improve their appearance in search results. When an image is optimized for SEO, it can appear in Google image search results, bringing a large number of new users to your website. Google values ​​original images more than images used from stock collections. To optimize images, you should compress and resize them before uploading them to the website. The best format to use is WebP, followed by PNG.

Other factors such as image file names and alt tags are also important. Choose a file name that clearly describes the image and use alt tags to provide a detailed and relevant description of the image. Although image captions are optional, image title tags are not important for SEO. For maximum effectiveness, you should optimize images before uploading to your site and follow Google’s image publishing guidelines. This will help you improve your SEO enhance user experience and attract interest from your potential customers.

Factors that directly affect the image optimization process in SEO

Before starting to optimize images for SEO, it is important to understand extremely and pay attention to the factors that determine an image’s appearance and ranking in search results. Here are things to keep in mind so you can optimize your images effectively:

The file name and ALT tag of the image

• File name: When uploading an image to your website, be sure to name the file descriptively and related to the image’s content. This helps Google understand and accurately identify image content, and increase its likelihood of appearing in search results. Instead of using random codes like “IMG12345.jpg”, use related keywords like “seo-hinh-anh-google.jpg”.
• ALT tag: The alt tag is an alternative text for an image, mainly so the browser knows what the image is when it can’t be loaded and provides a detailed description to the user when they can’t view it image. Google considers this one of the most important attributes of an image, so you should use the main keyword and describe the image in detail naturally.

Image size and capacity

• Open Graph Protocol: For Open Graph Protocol, the optimal size is 1,600 x 900 pixels with a ratio of 16:9. However, there are also other options such as 1,200 x 675 pixels (16:9), 1,200 x 1,200 pixels (1:1), and 1,200 x 900 pixels (4:3).
• Google Discover and Google News: Both platforms recommend three main aspect ratios: 16:9, 4:3, and 1:1 with minimum dimensions of 1,200 x 675 pixels (16:9), 1,200 x 900 pixels (4:3), and 1,200 x 1,200 pixels (1:1).
• Article image: Here, the size 1,600 x 900 pixels (16:9) is the optimal choice, but other options can also be used such as 1,200 x 675 pixels (16:9), 1,200 x 1,200 pixels (1:1), and 1,200 x 900 pixels (4:3).
• Infographic: Infographic images should have a minimum size of 600 x 2400 pixels with a ratio of 1:4.
• Google Business Profile: For post images, the minimum size is 1,200 x 900 pixels (4:3). The Google Business logo should be 720 x 720 pixels (1:1), and other images can use 1,200 x 900 pixels (4:3), 1,200 x 1,200 pixels (1:1), or 1,200 x 675 pixels (16:9).
• Product images on eCommerce: For products, images should have a minimum size of 1,500 x 1,500 pixels with a 1:1 ratio, with the product occupying 75% to 90% of the frame.
• Product images for Google Merchant Center (Google Shopping): Images need to be at least 1,500 x 1,500 pixels with a 1:1 ratio.

All of the above will help you effectively optimize images for SEO, thereby improving their appearance and ranking in search results, while enhancing user experience and enhancing attention from potential customers.

Effective image optimization method in SEO

When starting the process of optimizing images for SEO, it’s important to first pay attention to the content of the images and how to optimize their names. Here are some detailed steps for you to do effectively:

Step 1: Optimize image content

• Accurate to industry content: Images need to accurately reflect the content and industry of the product or article you are optimizing. This helps Google better understand your site’s content and improves its ability to appear in search results.
• Closely related to the content: Use images that are closely related to the article content and keywords that users can search for. This not only helps with SEO optimization but also improves user experience by providing interesting and engaging images.
• Image captions: Although image SEO optimization often focuses on file names and ALT tags, adding captions is also important. Text around images provides additional information to Google and improves understanding of the image’s content. Each image should be captioned in detail to optimize SEO effectiveness.
• Image resolution and size: Choose images with clear resolution and appropriate size for each field. This not only makes your website look more professional but also ensures faster page loading speeds, which Google appreciates. Online image optimization tools such as http://tools.dynamicdrive.com/imageoptimizer/ can assist you with this.

Step 2: Optimize image names

• Contain keywords and hyphens (-): Image file names should contain your target keywords, and words should be separated by hyphens (-) and written in Vietnamese without accents. This helps Google better understand the image’s content and improves its ability to appear in search results.
• Length and user-friendliness: Although there is no specific limit on the length of image file names, you should keep the name short, understandable, and user-friendly.
• Image size: Before uploading to the website, optimize the image size. Images that are too heavy not only reduce page loading speed but can also affect your rankings on Google due to high resource consumption. The average size should be kept below 100kb to ensure optimization efficiency.

Step 3: Optimize ALT tags

• Fill in the image details: Before uploading the image to the website, you should edit the image details as follows:

• Right-click on the image and select Properties.
• Select the Details tab and edit parameters such as Title, Rating, Tags, and Comments.
• Set up product details: Enter image details to give users a clear understanding and Google can read the image’s content. This helps improve image SEO and increase understanding of the product or content you are trying to present.

All of the above steps help you optimize images comprehensively and effectively for SEO. By paying attention to the smallest details, you can improve your site’s appearance in search results and provide a better experience for users.

In the article on Optimal FB, we have shared the detailed content most accurately. We hope that the information we have mentioned can help everyone in learning about the factors that affect photography directly affects the image optimization process in SEO and take steps to optimize SEO images successfully.

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