The standard Interface to edit text looks like this - some of the buttons may have been left out, because the are not essential:

A short description of the available buttons:

Text: Bold - Italic - Underline

Alignment: Left - Center - Right - Justify

Lists: Bullet - Numbered

Indent: Reduce - Increase

Undo - Redo

Cut - Copy - Paste - Remove Format

Add Link - Remove Link

Table - Find - Replace - Spell Check - Insert Image