diff --git a/mirrors/install.sh b/optim/mirrors.sh
similarity index 100%
rename from mirrors/install.sh
rename to optim/mirrors.sh
diff --git a/optim/ubuntu-desk-boot.sh b/optim/ubuntu-desk-boot.sh
new file mode 100644
index 0000000..d8c493b
--- /dev/null
+++ b/optim/ubuntu-desk-boot.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+
+
+sudo systemctl disable systemd-networkd-wait-online
+sudo systemctl disable cloud-init
+sudo systemctl disable cloud-config
+sudo systemctl disable gdm3
diff --git a/picom/config/launch.sh b/picom/config/launch.sh
index a2b5ef7..e1ea75d 100755
--- a/picom/config/launch.sh
+++ b/picom/config/launch.sh
@@ -5,3 +5,4 @@ DIR=$(readlink -f $(dirname $0))
 killall -q picom
 while pgrep -x picom >/dev/null; do sleep 1; done
 picom -b --config $DIR/picom.conf --experimental-backends --blur-method dual_kawase --blur-strength 6
+#picom -b --config $DIR/picom.conf
diff --git a/picom/config/picom.conf b/picom/config/picom.conf
index 18c5e78..930721e 100644
--- a/picom/config/picom.conf
+++ b/picom/config/picom.conf
@@ -190,7 +190,7 @@ blur-background-exclude = [
 # Specify the backend to use: `xrender`, `glx`, or `xr_glx_hybrid`.
 # `xrender` is the default one.
 #
-backend = "glx"
+ backend = "glx"
 # backend = "xrender";
 
 # Enable/disable VSync.
diff --git a/picom/install.sh b/picom/install.sh
index d2ef322..be03c79 100755
--- a/picom/install.sh
+++ b/picom/install.sh
@@ -21,13 +21,13 @@ case "$PM" in
 esac
 
 # build and install picom-next
-curl -sLo https://github.com/yshui/picom/archive/next.zip /tmp/picom-next.zip
+curl 'https://github.com/yshui/picom/archive/next.zip' -sLo /tmp/picom-next.zip
 unzip /tmp/picom-next.zip -d /tmp
 pushd /tmp/picom-next
 meson --buildtype=release . build
 sudo ninja -C build install
 popd
-rm -rf /tmp/picom*
+sudo rm -rf /tmp/picom*
 
 # configuration
 lnsf $DIR/config ~/.config/picom
diff --git a/thunar/install.sh b/thunar/install.sh
index ee96f84..3651db4 100755
--- a/thunar/install.sh
+++ b/thunar/install.sh
@@ -6,7 +6,7 @@ DIR=$(readlink -f $(dirname $0))
 # install ranger
 case "$PM" in
     apt)
-        sudo apt install \
+        sudo apt install -y \
             thunar gvfs-bin gvfs-backends thunar-archive-plugin file-roller tumbler
         ;;
     pacman)