nekszer

private async void Save_Command(object obj)
{
    var pdf = PDFManager.GeneratePDFFromView(Page.Content); // aqui le paso la vista que quiero que vuelva pdf
    var basepath = Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData);
    var pdfpath = Path.Combine(basepath, $"/mypdf.pdf");
    pdf.Save(pdfpath);
    try
    {
        await Share.RequestAsync(new ShareFileRequest(new ShareFile(pdfpath)));
    }

nekszer

<?xml version="1.0" encoding="utf-8" ?>
<ContentPage ...
             BackgroundColor="#eeeeee"
             Title="PDF Checklist">
    <ContentPage.ToolbarItems>
        <ToolbarItem Text="Exportar a pdf" Command="{Binding Save}" />
    </ContentPage.ToolbarItems>
    <ContentPage.Content>
        <ScrollView>
            <Grid>