Formatting per word will not carry over when converting to HTML. Formatting will only carry over when applied to the entire cell. Partial Cell formatting does not get converted. The attach files shows the specific scenario. In Excel Partially format text. After conversion the formatting does not get applied.
Thank you for contacting support. Please provide us your source Excel file and code. It’ll help us to replicate the formatting problem on our side. We’ll investigate and reply you appropriately. Please also let us know which Aspose.Cells for .NET API version you are using. We recommend to download and use the latest version of Aspose.Cells API. You may be using an old version. If so, then please upgrade to the latest version. Your response is awaited.