My init setting:
selector:’textarea’,
plugins: ‘code, link’,
language: ‘hu_HU’,
entity_encoding : “raw”

TinyMCE to HTML Element in CodeIgniter https://makitweb.com/add-tinymce-to-html-element-in-codeigniter/

How to Change Language in TinyMCE Editor https://makitweb.com/how-to-change-language-in-tinymce-editor/

UTF-8 issues with tinymce?

https://www.tiny.cloud/docs-3x/reference/configuration/Configuration3x@entity_encoding/

https://stackoverflow.com/questions/31051710/utf-8-issues-with-tinymce

TinyMCE UTF-8 saving to MySQL Database
https://stackoverflow.com/questions/20814377/tinymce-utf-8-saving-to-mysql-database