Edit your watermark template
Switch tab to "Text", and set your watermark style, such as text contents, text font, size, auto scaling, shadow etc.
Auto scale: Tick 'Auto scale' option to automatically resize your watermark to fit your picture..
Text: here you can type any words as text watermark.
Font: here you can edit the font of watermarks,click Choose button, see the following picture,you can choose different font, the size of the watermarks.
Location: Here you can put watermarks in suitable place, such as Center Center, Top left, or rotate the watermarks to angle you want.
Offset: After changing the watermark location, please trim offset value to place text content in the right position.