sudo apt-get update when i run this i got this error. i got this error:
Err:3 https://brave-browser-apt-release.s3.brave.com stable InRelease
The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 0686B78420038257
when i tried this:
sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 6494C6D6997C215E
i got this error:
Warning: apt-key is deprecated. Manage keyring files in trusted.gpg.d instead (see apt-key(8)).
Executing: /tmp/apt-key-gpghome.PomW8URa3F/gpg.1.sh --keyserver keyserver.ubuntu.com --recv-keys 6494C6D6997C215E
gpg: key 7721F63BD38B4796: 2 duplicate signatures removed
gpg: key 7721F63BD38B4796: "Google Inc. (Linux Packages Signing Authority) <linux-packages-keymaster@google.com>" not changed
gpg: Total number processed: 1
gpg: unchanged: 1
please solve this
