file_uploads = and set the value to be On: upload_tmp_dir = and set the value to a path outside of the public area available to visitors to the web server (e.g if you are using XAMPP - you should not put the temp directory in the HTDOCS folder):
upload_max_filesize = and set the value to an amount that you want to be the maximum file size you can upload. The format for this setting is a number, then the letter 'M':
post_max_size = and set the value to an amount that you want to be the maximum size of post data allowed. The format for this setting is a number, then the letter 'M':
upload_max_filesize.memory_limit = and set the value to an amount that you want to be the maximum amount of memory in bytes that a script is allowed to allocate. The format for this setting is a number, then the letter 'M':
Please see PHP.net's guide to mail setup for more details. As the page lists, you may need to set the following variables -
Should you wish to, you can run the code without mail, but some modifications to the feedback and version control pages would be required.
"Warning" notices were issued but you can continue the installation.
If you need or decide to make changes, this can be achieved by editing a configuration file (typically php.ini).
NB: XAMPP users do not NEED to make any of these changes for local testing.
/opt/alt/php72/etc/php.ini