Never trust based on google ranking, cross check to public forum like reddit or quora (if you search for general information), this forum, bitcoinstackexchange and other Bitcoin forum if you search about Bitcoin.
Then you will find out the best non-custodial wallets and then choose from them.
So its not about doing your own research but doing the right research as that's what will give you the right results.
And make sure to verify the PGP/GPG key even you've choose the best wallet, because we don't know whether we download the original or fake. There's a chance hacker hack the right URL site and they change the original wallet to fake wallet, which one one will notice if we didn't verify the key.