How to add Table of Content in Blogger - All4TECHS

<img width="280" height="210" alt="How-to-add-Table-of-Content-in-Blogger (1)" data-src="https://all4techs.com/wp-content/uploads/2021/08/How-to-add-Table-of-Content-in-Blogger-1-280x210.jpg" class="attachment-pixwell_280x210 size-pixwell_280x210 wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="280" height="210" src="https://all4techs.com/wp-content/uploads/2021/08/How-to-add-Table-of-Content-in-Blogger-1-280x210.jpg" class="attachment-pixwell_280x210 size-pixwell_280x210 wp-post-image" alt="How-to-add-Table-of-Content-in-Blogger (1)" />

How to add Table of Content in Blogger/Blogspot?