10 Advance Tips to Optimize Image for Search Engines
Image plays an important role in SEO ranking and getting traffic to the website. Nowadays due to the increasingly visual world, every webpage has an image. These images give break to the page as they have a visual effect on the viewers. Google crawlers don’t read the images but read the alt tags added in the image. Images have to be optimized for better user performance because it increases the page loading time which results in high bounce rate.
Here are some of the ways through which we can optimize the images.
1. High-resolution images
The images should be original so that it gets ranking when searched on the web. This reflects the company image and its product which Increases user experience. Original images help in SEO ranking.
2. Add relevant images
Every image has a story which adds an impact to the content. The basic reason to add an image is to make it visually appealing which helps the visitor to understand the product. Images have a visual effect which plays an emotional impact on the minds of viewers.
3. Avoid Copy Right issue
There are many free images available when we search online. These images have a copyright issue saying “May be subject to copyright”. This type of images is not suitable from the legal point of view.
4.Tools to create images
Images can be downloaded from Shutterstock or Deposit photos after which it can be made more appealing by using tools like Canva. There are various other tools like Easel.Iy, Visual.Iy and Pablo by a buffer which helps in creating images which are unique.
5. Compress Images without losing quality
Images have to be compressed and resized so that it doesn’t affect the page loading time. It is suggested that image file size should be under 120kb for large images. It is best to keep all the images around 50kb. Huge file sizes take times to load which results in affecting the search engine ranking.
6. Understand the file type
It is important to understand which file type we are using because for optimization purpose JPEG (Joint photographic expert group) images are used. This image type is the best option in terms of resizing the images. It is very popular in digital space which provides the best quality image with colors, shadows, and patterns.
7. Optimize image file with PNG format (Portable network graphics)
It is a graphics file format which provides lossless data compression. PNG is used for logo images as these images are small in size and resolution is high. In PNG, we can optimize from PNG 8bit and PNG 24bit. It is recommended to save in PNG 8, as it is lightly sized pictures.
8. GIF option (Graphics interchange format)
GIF is like PNG 8 which has 256 colors and used for small sized images. GIF is a bitmap which is used for animations and art. It is used for logo images as the file size is small.
9. Add relevant metadata and alt text to the images
When we click the images it has a stored data in that file. That is the Metadata which is accessible when we go to the properties of the image and select details.
We can add additional metadata like EXIF data with the help of software or manually information like time of the photo, author, camera type, date etc.
Alt Text is the text added to the Images. Images are not readable by Google so this alt text tells you what is there in the image. Alt tags are important from SEO Ranking point of view. To make the images relevant we need to add keywords to the Alt tags which tell us what is this image all about.
10. Create a sitemap for crawability purpose
It is important to have image sitemap so that all the images are in one place. This helps the search engine to identify where all the images are. It also increases the appearance of images in SERP.
These are some of the ways through which we can reduce the image file size in the settings. Choosing the right file format options like JPEG, GIF, PNG helps to reduce the page loading time and bounce rate which in terms result in good SEO practice. Learn more about optimizing images in our SEO training.