[Alice Foeller]

I thought that, too, but I was on the phone with the webhost (BlueHost), and they generated the info.php page (shown in the screenshot) which verifies that the changes were applied.

Error log now says:
[22-Mar-2017 16:24:31 UTC] PHP Fatal error: Allowed memory size of 262144 bytes exhausted (tried to allocate 86 bytes) in /home1/howleyco/public_html/wp-includes/load.php on line 1027