The name of the link can be changed by adding one line to the custom HTML settings in the Confluence Adminstration.

Steps

  1. Go to Confluence Administration → Look & Feel → Custom HTML

  2. Click Edit and add following text to the section At end of the BODY:

    <script>AJS.$('#lively-blog-all-link span').html('NEW_LINK_NAME')</script>
    CODE
  3. Replace 'NEW_LINK_NAME' with the text you want to be displayed.

  4. Save the settings