Hello, i tried to install LXD Linux Containers. I have 

Linux debian 4.19.0-8-amd64 #1 SMP Debian 4.19.98-1 (2020-01-26) x86_64 GNU/Linux

Tried install via features tab, but have this output:

apt-get -y install lxd
Reading package lists... Building dependency tree... Reading state information... Package lxd is not available, but is referred to by another package. This may mean that the package is missing, has been obsoleted, or is only available from another source  
E: Package 'lxd' has no installation candidate 
apt-get -y install lxd-client lxc-utils
Reading package lists... Building dependency tree... Reading state information... 
E: Unable to locate package lxd-client E: Unable to locate package lxc-utils 
apt-get -y install zfsutils-linux
Reading package lists... Building dependency tree... Reading state information... zfsutils-linux is already the newest version (0.7.12-2+deb10u1). 
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.

Installed manually via snap, but it not shows installded in features tab