In Microsoft Word, select the text and press Ctrl+Shift+= on Windows or Command+Shift+= on Mac
In Google Docs, select the text and press Ctrl+. on Windows or Command+. on Mac
In HTML, use the sup tag, such as x2
In LaTeX, use ^{} for superscript, such as x^{2}
In Markdown, use HTML tags like 2 if supported
In Microsoft Excel, open Format Cells, go to Font, and check Superscript
In Google Sheets, use the Format menu if superscript is available through supported add-ons or HTML output
On mobile keyboards, use the text formatting options and choose superscript if available
In plain text, copy and paste a superscript character such as ², ³, or ¹