Thanks for your reply
I tried the old mode however on the documentation it says "UTF8_IS_UTF8MB3" option is for mariadb 10.6 not 10.2.
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/etc/my.cnf.d/plesk-utf8mb4.cnf
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[mysqldump]
default-character-set=utf8mb4...
1.) When trying to Export Dump from the Plesk Database dashboard I get following error:
Unable to export a dump of wp_c2:
mysqldump: Warning: Charset id '33' csname 'utf8' trying to replace existing csname 'utf8mb3'
mysqldump: Warning: Charset id '83' csname 'utf8' trying to replace existing...