diff --git a/Build.PL b/Build.PL
index 2dd18435a5..457df08420 100755
--- a/Build.PL
+++ b/Build.PL
@@ -48,7 +48,9 @@ if ($gui) {
     Wx::GLCanvas                    0
     OpenGL                          0
     LWP::UserAgent                  0
+    Bundle::LWP                     0
     Net::Bonjour                    0
+    Net::SSL                        0
     );
     if ($^O eq 'MSWin32') {
         $recommends{"Win32::TieRegistry"} = 0;
diff --git a/lib/Slic3r/GUI/Plater.pm b/lib/Slic3r/GUI/Plater.pm
index 1218a25b4e..2096954831 100644
--- a/lib/Slic3r/GUI/Plater.pm
+++ b/lib/Slic3r/GUI/Plater.pm
@@ -33,6 +33,10 @@ use Wx::Event qw(EVT_BUTTON EVT_COMMAND EVT_KEY_DOWN EVT_MOUSE_EVENTS EVT_PAINT
 use base qw(Wx::Panel Class::Accessor);
 use Slic3r::GUI::ColorScheme;
 
+use Net::SSL;
+$ENV{HTTPS_VERSION} = 3;
+$ENV{PERL_LWP_SSL_VERIFY_HOSTNAME} = 0;
+
 __PACKAGE__->mk_accessors(qw(presets));
 
 use constant TB_ADD             => &Wx::NewId;
@@ -2345,13 +2349,21 @@ sub prepare_send {
             "Checking whether file already exists…", 100, $self, 0);
         $progress->Pulse;
 
+        my $host;
+        if ($self->{config}->print_host !~ /^http/) {
+            $host = "http://" . $self->{config}->print_host;
+        }
+        else {
+            $host = $self->{config}->print_host;
+        }
+
         my $ua = LWP::UserAgent->new;
         $ua->timeout(5);
         my $res;
         if ($self->{config}->print_host) {
             if($self->{config}->host_type eq 'octoprint'){
                 $res = $ua->get(
-                    "http://" . $self->{config}->print_host . "/api/files/local",
+                    $host . "/api/files/local",
                     'X-Api-Key' => $self->{config}->octoprint_apikey,
                 );
             }else {
@@ -2395,9 +2407,16 @@ sub send_gcode {
     my $filename = basename($self->{print}->output_filepath($main::opt{output} // ''));
     my $res;
     if($self->{config}->print_host){
+        my $host;
+        if ($self->{config}->print_host !~ /^http/) {
+            $host = "http://" . $self->{config}->print_host;
+        }
+        else {
+        $host = $self->{config}->print_host;
+        }
         if($self->{config}->host_type eq 'octoprint'){
             $res = $ua->post(
-                "http://" . $self->{config}->print_host . "/api/files/local",
+                $host . "/api/files/local",
                 Content_Type => 'form-data',
                 'X-Api-Key' => $self->{config}->octoprint_apikey,
                 Content => [
diff --git a/lib/Slic3r/GUI/PresetEditor.pm b/lib/Slic3r/GUI/PresetEditor.pm
index 8dd307e808..c9306ac12d 100644
--- a/lib/Slic3r/GUI/PresetEditor.pm
+++ b/lib/Slic3r/GUI/PresetEditor.pm
@@ -9,6 +9,9 @@ use Wx qw(:bookctrl :dialog :keycode :icon :id :misc :panel :sizer :treectrl :wi
     :button wxTheApp);
 use Wx::Event qw(EVT_BUTTON EVT_CHOICE EVT_KEY_DOWN EVT_TREE_SEL_CHANGED EVT_CHECKBOX);
 use base qw(Wx::Panel Class::Accessor);
+use Net::SSL;
+$ENV{HTTPS_VERSION} = 3;
+$ENV{PERL_LWP_SSL_VERIFY_HOSTNAME} = 0;
 
 __PACKAGE__->mk_accessors(qw(current_preset config));
 
@@ -1387,9 +1390,15 @@ sub build {
             $host_line->append_button("Test", "wrench.png", sub {
                 my $ua = LWP::UserAgent->new;
                 $ua->timeout(10);
-
+                my $host;
+                if ($self->{config}->print_host !~ /^http/) {
+                    $host = "http://" . $self->{config}->print_host;
+                }
+                else {
+                    $host = $self->{config}->print_host;
+                }
                 my $res = $ua->get(
-                    "http://" . $self->config->print_host . "/api/version",
+                    $host . "/api/version",
                     'X-Api-Key' => $self->config->octoprint_apikey,
                 );
                 if ($res->is_success) {
diff --git a/package/win/package_win32.ps1 b/package/win/package_win32.ps1
index c6a5e1ce8e..df85e6172c 100644
--- a/package/win/package_win32.ps1
+++ b/package/win/package_win32.ps1
@@ -121,6 +121,7 @@ pp `
 -a "${STRAWBERRY_PATH}\c\bin\${glut};${glut}"  `
 -M AutoLoader `
 -M B `
+-M Bundle::LWP `
 -M Carp `
 -M Class::Accessor `
 -M Config `
@@ -161,6 +162,7 @@ pp `
 -M LWP::Protocol `
 -M LWP::Protocol::http `
 -M LWP::UserAgent `
+-M Net::SSL `
 -M List::Util `
 -M Math::Trig `
 -M Method::Generate::Accessor `