See the fastest way to correct a typo in Microsoft Teams chat or conversations - without needing to use the mouse, click the ellipses, or the "edit" button. Once you see this, you won't go back to the more manual process. 

For more tips like this, check out the working remotely playlist at www.youtube.com/FoetronAcademy . Also, if you need any further assistance then you can raise a support ticket and get it addressed.