We recommend using a clean installation of WordPress, with no existing content.
Blocks are available in the default WordPress editor since version 5.0. If you have an old version of WordPress, still use the Classic Editor or some third-party page builder please use shortcodes instead of blocks.
Please use shortcodes only if you have an old WordPress version, still use the Classic Editor or some third-party page builder. If you have WordPress version 5.0 or later please use blocks instead of shortcodes.