WYSIWYG view styling not reflecting on XML view in Framemaker

[#1]

In Framemaker 2019 adding some elements like ul,b are reflect on XML view,but some elements like over line,strike through ,table colour etc are not reflecting on XML. What may be the issue.

[#2]

In Framemaker 2019 adding some elements like ul,b are reflect on XML view,but some elements like over line,strike through ,table colour etc are not reflecting on XML. What may be the issue.