As user do the following:
sudo mv /etc/apt/preferences.d/nosnap.pref ~/Documents/nosnap.backup apt-get update sudo apt install snapd sudo snap install open-webui --beta
As user do the following:
sudo mv /etc/apt/preferences.d/nosnap.pref ~/Documents/nosnap.backup apt-get update sudo apt install snapd sudo snap install open-webui --beta