Add Nested Accordion in Blazor Accordion component

Accordion supports to render the nested level of Accordion by using ContentTemplate property. To render the nested Accordion, you can define nested Accordion elements within the ContentTemplate property of the parent Accordion.

@using Syncfusion.Blazor.Navigations

<SfAccordion>
    <AccordionItems>
        <AccordionItem Header="Video">
            <ContentTemplate>
                <SfAccordion>
                    <AccordionItems>
                        <AccordionItem Header="Video Track1"></AccordionItem>
                        <AccordionItem Header="Video Track2"></AccordionItem>
                    </AccordionItems>
                </SfAccordion>
            </ContentTemplate>
        </AccordionItem>
        <AccordionItem Header="Music">
            <ContentTemplate>
                <SfAccordion>
                    <AccordionItems>
                        <AccordionItem Header="Music Track1"></AccordionItem>
                        <AccordionItem Header="Music Track2"></AccordionItem>
                        <AccordionItem Header="Music New">
                            <ContentTemplate>
                                <SfAccordion>
                                    <AccordionItems>
                                        <AccordionItem Header="New Track1"></AccordionItem>
                                        <AccordionItem Header="New Track2"></AccordionItem>
                                    </AccordionItems>
                                </SfAccordion>
                            </ContentTemplate>
                        </AccordionItem>
                    </AccordionItems>
                </SfAccordion>
            </ContentTemplate>
        </AccordionItem>
        <AccordionItem Header="Images">
            <ContentTemplate>
                <SfAccordion>
                    <AccordionItems>
                        <AccordionItem Header="Track1"></AccordionItem>
                        <AccordionItem Header="Track2"></AccordionItem>
                    </AccordionItems>
                </SfAccordion>
            </ContentTemplate>
        </AccordionItem>
    </AccordionItems>
</SfAccordion>

Output be like the below.

Nested Accordion

Please provide additional information

Thank you for your feedback and comments.We will rectify this as soon as possible!