Select one of the options, for example, Direct quotation or Task. This removes the highlights from the fields in the agreement document.You then will see various annotation options in the toolbar: However, you can later change a yellow highlight so that it is saved as a knowledge item, for example, if you decide you would like to save a text passage as a direct quotation. Yellow highlights only appear in your PDF and are not also saved as knowledge items. Saving Yellow Highlights as Knowledge Items Use the text selection tool to select the text you want to highlight:.If this is the case, use the text selection tool. Sometimes you might want to switch between yellow highlighting and the other annotation options. When the yellow highlighter is activated, it stays activated (see above). Using the Text Selection Tool with the Yellow Highlighter Select the interesting passages in your text to highlight them. It lets you highlight important passages in a PDF file just as you would on paper. The yellow highlighter is ideal for quickly going through a text and picking out important sections. Yellow highlights are only visible in your PDF and are not saved as knowledge items. The yellow highlighter lets you quickly set off important sections of a text.