> sudo apt install vnc4server
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
Package vnc4server 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 'vnc4server' has no installation candidate
不知道为什么，网上关于vnc4server的资料很少，好像没什么人用这个软件，我甚至都找不到这个软件的源码。
WSL2 Ubuntu 22 LTS。