Adding text to a tech pack image is easy! Simply find the text icon through the image editor toolbar, and place the text box where you see fit. You can change the color, text size, and alignment through the drop-down menus which will appear once the text icon is selected.
To make edits to your text, simply click the text icon and select the desired text box. A pop-up will appear where you can edit the text as you wish, don't forget to click save!