So I did this via CLI and received these warnings:
WARNING: Ignored deprecated parameter in Plesk Installer's configuration file: 'SOURCE_TYPE' = 'network'
WARNING: Ignored deprecated parameter in Plesk Installer's configuration file: 'USE_YUM' = 'YES'
WARNING: Ignored deprecated parameter in...
Upgraded plesk to 17.5.3 and after a successful upgrade returned to home screen and still see upgrade message. Screenshot "Home - Plesk Onyx 17.5.3 2018-01-16 11-50-41.png"
Is there a way to resolve this?