The standard Access text box does not support this.
For some alternatives, see:
http://www.lebans.com/mixbold-plain.htm
http://www.lebans.com/richtext.htm

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Allen Browne - Microsoft MVP. Perth, Western Australia.
Tips for Access users - http://allenbrowne.com/tips.html
Reply to group, rather than allenbrowne at mvps dot org.
> In a report, is it possible to use different formats in the same textbox,
> such as normal, bold and italic fonts.