In the preferences.xml file, try editing the font family name to be Times New Roman, or Arial, as in :

<eventcontext id="text" usecurrent="0" gradientdrag="1" font_sample="AaBbCcIiPpQq12369$€¢?.;/()" style="fill:black;fill-opacity:1;stroke:none;font-family:Times New Roman;font-style:normal;font-weight:normal;font-size:40px;-inkscape-font-specification:Times New Roman;font-stretch:normal;font-variant:normal;text-anchor:start;text-align:start;writing-mode:lr;line-height:125%" selcue="1" />

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