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To correct this, enter the following commands:

Notes:

• New TERM value can also be set to xterm
• Starting with version 1.48, it is possible to disable line drawing (semi-graphics) from the preferences menu

• If you’re using putty, you'll maybe have to force the Terminal-type string:
  
  
  
  and maybe Remote character set parameter:
  

  If you have issues with some characters that are not displayed correctly, please see this article: Cannot get correct line drawing on Linux/UNIX with Putty

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