peckjon

WordPress allows editors to mark Posts as “Protected” or “Private”.
In some Themes, the words “Protected:” or “Private:” are automatically placed before the title of each post.
This plugin removes those words from the titles.

Clean Protected and Private Page Titles

Some themes prefix post titles with "Protected" or "Private"; this plugin removes those prefixes

Patricia

This plugin applies an uppercase formatting on all page titles and post titles after activation. After deactivation all is formatted in the original form. 
It is discussed if uppercase titles are helping with SEO. For a blog or website with a lot of posts it is much easier to activate a plugin instead of changing everything manually.

Uppercase Titles

This plugin applies an uppercase formatting on all page titles and post titles after activation.

Clean Protected and Private Page Titles vs Uppercase Titles