sudo apt-get update
Hit:1 https://brave-browser-apt-release.s3.brave.com stable InRelease
Hit:2 http://security.ubuntu.com/ubuntu jammy-security InRelease
Hit:3 http://pl.archive.ubuntu.com/ubuntu jammy InRelease
Hit:4 http://pl.archive.ubuntu.com/ubuntu jammy-updates InRelease
Hit:5 http://pl.archive.ubuntu.com/ubuntu jammy-backports InRelease
Hit:6 https://linux.teamviewer.com/deb stable InRelease
Hit:7 https://ppa.launchpadcontent.net/deadsnakes/ppa/ubuntu jammy InRelease
Hit:8 https://repo.radeon.com/amdgpu/22.20/ubuntu jammy InRelease
Hit:9 https://deb.opera.com/opera-stable stable InRelease
Hit:10 https://ppa.launchpadcontent.net/ernstp/mesarc/ubuntu jammy InRelease
Hit:11 https://repo.radeon.com/rocm/apt/5.2 ubuntu InRelease
Ign:12 https://ppa.launchpadcontent.net/krzemin/qnapi/ubuntu jammy InRelease
Hit:13 https://ppa.launchpadcontent.net/ondrej/apache2/ubuntu jammy InRelease
Hit:14 https://ppa.launchpadcontent.net/ondrej/php/ubuntu jammy InRelease
Hit:15 https://ppa.launchpadcontent.net/openrazer/stable/ubuntu jammy InRelease
Hit:16 https://ppa.launchpadcontent.net/remmina-ppa-team/remmina-next/ubuntu jammy InRelease
Hit:17 https://ppa.launchpadcontent.net/ubuntubudgie/backports/ubuntu jammy InRelease
Ign:18 https://repo.vivaldi.com/snapshot/deb stable InRelease
Hit:19 https://repo.vivaldi.com/snapshot/deb stable Release
Err:21 https://ppa.launchpadcontent.net/krzemin/qnapi/ubuntu jammy Release
  404  Not Found [IP: 185.125.190.52 443]
Reading package lists... Done
W: https://linux.teamviewer.com/deb/dists/stable/InRelease: Key is stored in legacy trusted.gpg keyring (/etc/apt/trusted.gpg), see the DEPRECATION section in apt-key(8) for details.
E: The repository 'https://ppa.launchpadcontent.net/krzemin/qnapi/ubuntu jammy Release' does not have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.