The underlined X is not always an available option for some activities. For most activities making an underlined X will be familiar. In the standard Moodle text editor you can press the "More Options" button, select the letter you wish to underline and then press the underline option icon like in the image below.
X
Any time an activity or assignment will need the underlined X but the text editor is not available, we will provide the following tool for you to be able to cut & paste from. So far, this has provided a complete solution for all activities.
MacBook/iMac Users:
Windows Users:
Unfortunately, there is no built in way to insert accents or special characters built into Windows. We recommend using the free version of Holdkey. Holdkey, like the name suggests, creates a similar functionality as what you will find on most other devices like Apple laptops and desktops, iPads, iPhones and Android based smart phones.
iPad/iPhone:
Android: