Reply To: Upgrade to pro version Home › Forums › Front End PM PRO › Upgrade to pro version › Reply To: Upgrade to pro version September 11, 2019 at 11:54 am #29055 azizParticipant by the way. it can be found in non pro version #: pro/includes/class-fep-read-receipt.php:57 #, php-format msgid “Read by %s @ %s” msgstr “”