How to find the version of WordPress website?

There are many ways to find the PHP version of your WordPress site: The simplest way is to ask you host. Use plugin like Display PHP Version to see the version number in your dashboard under “At a Glance” section. Use php.ini or phpinfo.php file to view the PHP version.
For More Information Please Refer:
https://www.webnots.com/how-to-update-php-version-in-wordpress/
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