Joomla Frontend and Backend is deprecated

Joomla Frontend and Backend is deprecated

what do you do if, after Joomla Update the Frontend and the Backend is deprecated

• 
  relates to the German Joomla Version!
• After the Update of Joomla occurs the following Problem

• 
  
  you need to download the latest English Joomla full version. Because so far, the language files are not included in the Update Package.
• This will be overwritten by the FTP program.
• It must Be overwritten in the following folder.
• The language files for the Backend are to be found in the folder "administrator" & > "languages" & > "EN"
• The language files for the Frontend to be found in the folder "languages" & > "EN"

• After Overwriting the files, the following picture emerges.