Update error - NO PUBKEY opera, VLC unsupported ver.5.2

Code:
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Install Updates Error log

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Install Updates could not fetch the package cache information lists.

Go to https://www.linuxliteos.com/forums/ and paste the log below into a new or existing thread for assistance.



============ Log ===========



Hit:2 http://dl.google.com/linux/chrome/deb stable InRelease

Hit:3 http://ppa.launchpad.net/audio-recorder/ppa/ubuntu focal InRelease

Hit:4 http://ppa.launchpad.net/freetuxtv/freetuxtv/ubuntu focal InRelease

Ign:5 http://ppa.launchpad.net/videolan/stable-daily/ubuntu focal InRelease

Err:6 http://ppa.launchpad.net/videolan/stable-daily/ubuntu focal Release

  404  Not Found [IP: 2620:2d:4000:1::81 80]

Hit:7 http://archive.ubuntu.com/ubuntu focal InRelease

Get:8 https://deb.opera.com/opera-stable stable InRelease [2 416 B]

Hit:1 https://repo.linuxliteos.com/linuxlite emerald InRelease

Hit:9 http://archive.canonical.com focal InRelease

Hit:10 http://archive.ubuntu.com/ubuntu focal-security InRelease

Hit:11 http://archive.ubuntu.com/ubuntu focal-updates InRelease

Hit:12 http://archive.ubuntu.com/ubuntu focal-backports InRelease

Err:8 https://deb.opera.com/opera-stable stable InRelease

  The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 11EE8C00B693A745

Reading package lists...

E: The repository 'http://ppa.launchpad.net/videolan/stable-daily/ubuntu focal Release' does not have a Release file.

W: GPG error: https://deb.opera.com/opera-stable stable InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 11EE8C00B693A745

E: The repository 'https://deb.opera.com/opera-stable stable InRelease' is not signed.