GroupDocs.Viewer Cloud does not render gird lines of Spreadsheets by default. To enable Rendering of gird lines you just need to SpreadsheetOptions.RenderGridLines property to true in order to render the grid lines.
The following code sample shows how to enable Rendering of grid lines.
API Usage There are steps that usage of GroupDocs.Viewer Cloud consists of:
Upload input document into cloud storage Render document or get document info Download rendered document from storage Steps 1 and 3 are storage operations, please refer to this File API documentation for usage details....Ask AI GroupDocs Cloud Documentation / GroupDocs.Viewer Cloud...usage / Rendering options by document type / Rendering Spreadsheets...