Set the current document to Read Only mode. This prevents any text addition and any changes in the document formatting.

Choose the filetype scheme you prefer for the active document. This overwrites the global filetype mode set in Settings → Configure Kate... in the Filetypes tab for your current document only.

Choose the Highlighting scheme you prefer for the active document. This overwrites the global highlighting mode set in Settings → Configure Editor... for your current document only.

Choose the style of indentation you want for your active document. This overwrites the global indentation mode set in Settings → Configure Editor... for your current document only.

You can overwrite the default encoding set in Settings → Configure Editor... in the Open/Save page to set a different encoding for your current document. The encoding you set here will be only valid for your current document.

Choose your preferred end of line mode for your active document. This overwrites the global end of line mode set in Settings → Configure Editor... for your current document only.

Checking this action you can explicitly add a byte order mark for unicode encoded documents. The byte order mark (BOM) is a Unicode character used to signal the endianness (byte order) of a text file or stream, for more information see Byte Order Mark.

This submenu contains a list of all scripted actions. The list can easily be modified by writing your own scripts. This way, Kate can be extended with user-defined tools.

There is a complete list of scripts in the KatePart documentation.

Manually invoke command completion, usually by using a shortcut bound to this action.

Reuse Word Below (Ctrl+9) and Reuse Word Above (Ctrl+8) complete the currently typed text by searching for similar words backward or forward from the current cursor position. Shell Completion pops up a completion box with matching entries.

When Automatic Spell Checking is enabled, wrongly spelled text is underlined in the document on-the-fly.

This initiates the spellchecking program - a program designed to help the user catch and correct any spelling errors.

For more information on how to use the KDE spellchecking program, see the Check Spelling section of the KDE Fundamentals documentation.

This initiates the spellchecking program but it starts where your cursor is instead of at the beginning of the document.

Spellchecks the current selection.

Displays a drop down box with all available dictionaries for spellchecking at the bottom of the editor window. This allows easy switching of the spellcheck dictionary e.g. for automatic spellcheck of text in different languages.