Add F5 to add column

source/3/3.1/3.1.2/htop.rst

@@ -25,7 +25,7 @@ To change how your process are sorted press :kbd:`F6` which will bring up your o
 
 .. image:: htop-setup.png
 
-To change what columns end up showing select :guilable:`Columns` on the setup menu. The column :guilabel:`Active Columns` shows what columns you will have on htop with the top being the leftmost column in htop and the bottom being the rightmost. To select a different column press :kbd:`Up arrow` or :kbd:`Down arrow`. To move a column up in the list press :kbd:`F7`. To move a column down press :kbd:`F8`. To remove a column press :kbd:`F9`.
+To change what columns end up showing select :guilable:`Columns` on the setup menu. The column :guilabel:`Active Columns` shows what columns you will have on htop with the top being the leftmost column in htop and the bottom being the rightmost. To select a different column press :kbd:`Up arrow` or :kbd:`Down arrow`. To move a column up in the list press :kbd:`F7`. To move a column down press :kbd:`F8`. To remove a column press :kbd:`F9`. To see what other columns there is the column :guilabel:`Available Columns`. To add a column when having :guilabel:`Available Columns` and select the column you want and press :kbd:`F5`.
 
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