Google is not to be trusted anyway... privacy issues, tracking, etc. I'm sticking with Seamonkey
Yep:
The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 6494C6D6997C215E
W: Some index files failed to download. They have been ignored, or old ones used instead.
Google strikes again.
Take it from someone who spent over 2 years on Chromebooks, this is no surprise.
Even using the Google Search page is troublesome for me, now.
This is probably due to Android O pending release. Last preview is past.
TC