Colorpicker tool I is on the thirteenth row to the left and looks like an eyedropper. The Colorpicker tool pointer looks like an eyedropper. Use the tip of the eyedropper to select the color you wish to activate. Your selection will become the active color shown in Set main color tile below. All actions such as brushing, or replace color will use the color selected with the Colorpicker tool.
The Color picker tool option bar from left to right is Colorpicker tool icon with the statement "This tool has no additional options".
Type tool T is on the thirteenth row to the right and looks like a capital A. Click on the portion of your image that you wish to insert text. This creates a text layer. A pane will appear showing a text box where you type in your text using a text pointer that looks like I. Type in the text you wish to add and make appropriate selections to Font, Size, Style, Color, and Aligned. You can only type in the text pane not on the image itself even though the text appears on the image. The pane will also give you options on Font, Size, Style, Color, Aligned, and OK. Click on OK when done. If the pointer is outside the text pane, it will turn into a Move tool pointer allowing you to reposition the text. Note, the default color will be whatever color is in the Set color tile below. When you are done typing by clicking on OK, the text pane is closed and you can use the Move tool to move the text. If you wish to make changes to the text, make sure you have the correct text layer selected. Click on the text, make your changes, and click on OK. Text layer have different properties and other tools will have no effect on the text layer unless you merge it with another image layer.
The Type tool option bar from left to right is Type tool icon with the statement "Click to select or add text."
Hand tool H is on the fourteenth and last row to the left and looks like a glove. By dragging the pointer which also looks a glove, you can position the image in the editing window wherever you wish. The image in the editing window must be larger than the window for this tool to be effective. It has no tool bar.
Zoom tool Z is on the fourteenth and last row to the right and looks like a magnifying glass. After you have selected the Zoom tool, you click on the image and it will get larger. If you shift click on the image it will get smaller. This has the same effect as the Navigator pane.