It's a good start but you absolutely want in-browser ad blockers too. Not all crap is served from dedicated garbage serving hostnames.
I recommend:
LibreWolf + uBlock Origin for Desktop PCs and
Mull + uBlock Origin for Android.
Both web browsers are security hardened versions of Firefox.
::hugs my PiHole::
It's a good start but you absolutely want in-browser ad blockers too. Not all crap is served from dedicated garbage serving hostnames.
I recommend: LibreWolf + uBlock Origin for Desktop PCs and Mull + uBlock Origin for Android. Both web browsers are security hardened versions of Firefox.