Cannot Install Dolphin Emulator From PPA

Use the following commands to remove unnecessary PPA and install from official repository:

sudo add-apt-repository -r ppa:dolphin-emu/ppa

sudo add-apt-repository universe
sudo apt-get install dolphin-emu

Also please note that AUR says that this package is outdated 2021-09-11.

If you really need newer version - use the following options:

• install 5.0-15158 from Snap

  sudo snap install dolphin-emulator --edge
  

• install 5.0-15158 from FlatPak

  sudo apt install flatpak
  flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
  flatpak install flathub org.DolphinEmu.dolphin-emu
  

• compile from sources - follow official wiki.