Install Updates - error log

[elmago]

===========================
Install Updates Error log
===========================
Install Updates could not fetch the package cache information lists.
Go to https://www.freecinema2022.gq/forums/ and paste the log below into a new or existing thread for assistance.

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

Hit:1 https://repo.skype.com/deb stable InRelease
Hit:2 http://dl.google.com/linux/chrome/deb stable InRelease
Hit:3 http://linux.teamviewer.com/deb stable InRelease
Ign:4 http://ppa.launchpad.net/danielrichter20...zer/ubuntu focal InRelease
Hit:5 http://us.archive.ubuntu.com/ubuntu focal InRelease
Hit:6 http://ppa.launchpad.net/qbittorrent-tea...ble/ubuntu focal InRelease
Hit:7 http://security.ubuntu.com/ubuntu focal-security InRelease
Hit:8 http://archive.canonical.com/ubuntu focal InRelease
Hit:9 http://repo.linuxliteos.com/linuxlite emerald InRelease
Err:10 http://ppa.launchpad.net/danielrichter20...zer/ubuntu focal Release
  404  Not Found [IP: 2001:67c:1560:8008::15 80]
Hit:11 http://us.archive.ubuntu.com/ubuntu focal-updates InRelease
Hit:12 http://us.archive.ubuntu.com/ubuntu focal-backports InRelease
Reading package lists...
E: The repository 'http://ppa.launchpad.net/danielrichter2007/grub-customizer/ubuntu focal Release' does not have a Release file.