Configure entity tags (ETags) is one of the most common issues for the speed fix of a website. In GTmetrix or Pingdom this error shows if your web server doesn’t configure Etags properly. In this post we will deep dive how to fix configure entity tags or ETags.
What is Entity tags (ETags)
Entity Tags (ETags) is a mechanism of HTTP for web cache validation. It provides a unique id what makes a conditional request to the web server from the browser. We don’t need all request of the web server if we visit the website regularly, by ETags mechanism browser requests to server-specific resources what doesn’t changed and Server sends back cache first then new resources. ETags actually collects data from the server’s cache and provides to the browser.
Advantages of ETags
- Better caching and faster load times
- Lower server load and used bandwidth
Disadvantages of ETags
- Slower load times and caching multiple times the same resource.
- Higher server load and used bandwidth
Methods for fixing Configure entity tags (ETags)
There are two methods for fixing configure entity tags (ETags). Such as:
- From Apache config
- From htaccess
Fix Configure entity tags (ETags) from Apache config
If you have root access of your server or SSH access then open your
httpd.conf. To open your httpd.conf navigate: /
FileETag MTime Size
Fix Configure entity tags (ETags) from htaccess
If you don’t have SSH access then you can fix configure entity tags (ETags) from
Header unset Etag