diff --git a/nixos/modules/installer/tools/nixos-generate-config.pl b/nixos/modules/installer/tools/nixos-generate-config.pl
index c2da16f2c436..1799ba2c5d97 100644
--- a/nixos/modules/installer/tools/nixos-generate-config.pl
+++ b/nixos/modules/installer/tools/nixos-generate-config.pl
@@ -613,8 +613,6 @@ if (!$noFilesystems) {
     $fsAndSwap .= "swapDevices =" . multiLineList("    ", @swapDevices) . ";\n";
 }
 
-my $networkingDhcpConfig = generateNetworkingDhcpConfig();
-
 my $hwConfig = <<EOF;
 # Do not modify this file!  It was generated by ‘nixos-generate-config’
 # and may be overwritten by future invocations.  Please make changes
@@ -629,30 +627,9 @@ my $hwConfig = <<EOF;
   boot.kernelModules = [$kernelModules ];
   boot.extraModulePackages = [$modulePackages ];
 $fsAndSwap
-$networkingDhcpConfig
 ${\join "", (map { "  $_\n" } (uniq @attrs))}}
 EOF
 
-sub generateNetworkingDhcpConfig {
-    # FIXME disable networking.useDHCP by default when switching to networkd.
-    my $config = <<EOF;
-  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
-  # (the default) this is the recommended approach. When using systemd-networkd it's
-  # still possible to use this option, but it's recommended to use it in conjunction
-  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
-  networking.useDHCP = lib.mkDefault true;
-EOF
-
-    foreach my $path (glob "/sys/class/net/*") {
-        my $dev = basename($path);
-        if ($dev ne "lo") {
-            $config .= "  # networking.interfaces.$dev.useDHCP = lib.mkDefault true;\n";
-        }
-    }
-
-    return $config;
-}
-
 sub generateXserverConfig {
     my $xserverEnabled = "@xserverEnabled@";
 
@@ -737,8 +714,6 @@ EOF
 EOF
         }
 
-        my $networkingDhcpConfig = generateNetworkingDhcpConfig();
-
         my $xserverConfig = generateXserverConfig();
 
         (my $desktopConfiguration = <<EOF)=~s/^/  /gm;
diff --git a/nixos/modules/installer/tools/tools.nix b/nixos/modules/installer/tools/tools.nix
index b45c51e98192..aa3aaed54cea 100644
--- a/nixos/modules/installer/tools/tools.nix
+++ b/nixos/modules/installer/tools/tools.nix
@@ -108,9 +108,9 @@ let
 
     $bootLoaderConfig
       # networking.hostName = "nixos"; # Define your hostname.
-      # Pick only one of the below networking options.
-      # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.
-      # networking.networkmanager.enable = true;  # Easiest to use and most distros use this by default.
+
+      # Configure network connections interactively with nmcli or nmtui.
+      networking.networkmanager.enable = true;
 
       # Set your time zone.
       # time.timeZone = "Europe/Amsterdam";