How to install Image optimization tools?

The tools should be installed on the server using the root user.

For Linux based environment the following command should be run:

For Centos:

Additionally, you can check Google's guide. In the repository, you'll find the list of available packages.

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For the image optimization, do we need running optimization all the time when the new image is uploaded?
According to the extension’s functionality, all newly uploaded images will be optimized automatically. Make sure to enable the following setting:
For the correct extension performance, do we need just to configure the Google Page Speed Optimizer extension or something else should be done?
The extensions requires additional software for image optimization. Here is the list of tools to be installed: JPEG optimization tool PNG optimization tool GIF optimization tool WEBp tool
How could I check if the optimized images are visible on the frontend?
Once the image optimization was done, please, open the frontend and with the help of developer tools click on the image. It should be displayed in webp format:
Does your extension work with Magento Cloud?
Our Google Page Speed Optimizer extension is fully compatible with Magento CE and EE edition including Cloud instances. The only thing is that the image optimization functionality will be missing. The extension uses the 3rd party tools for ...
Are there any browsers that don’t support webp format?
Unfortunately, Safari and Internet Explorer do not support Webp image format. As a workaround, we have implemented the User Agent feature that allows displaying original image format (jpeg, png, jpg) instead of webp if Safari is being used:

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