why left side of safari window changed after updating

Hi everyone

I have Imac sequoa and after an update recently the left side of safari with a list of bookmark, favorites ect... has changed now have to click click I'd like to get back to the old way if I can

this is what I got now

Favorites 6>

tab group favorites 0>

bookmark menu 9>

folder 0>

as far as reading list says login ? hope someone can help I just like it simple tks again