diff --git a/scripts/07final-cleanup b/scripts/07final-cleanup
new file mode 100755
index 00000000..b94fa562
--- /dev/null
+++ b/scripts/07final-cleanup
@@ -0,0 +1,18 @@
+#!/bin/sh -e
+
+################################################################################
+# Title:        build-all.sh
+# Description:  This script removes unwanted software and files after Debian installation.
+# Author:       manuel rosa <manuelsilvarosa@gmail.com>
+# Date:         Outubro 29, 2023
+# License:      GPL-3.0-or-later
+################################################################################
+
+# Remove unwanted packages
+chroot /target apt purge --autoremove -y \
+    raspi-firmware \
+    calamares \
+    calamares-settings*
+
+# Clean unnecessary files
+rm -r /target/boot/firmware
diff --git a/scripts/07grub-config b/scripts/07grub-config
new file mode 100755
index 00000000..e72ac5fc
--- /dev/null
+++ b/scripts/07grub-config
@@ -0,0 +1,33 @@
+#!/bin/sh -e
+
+################################################################################
+# Title:        Grub-config
+# Description:  This script configures grub defaults after Debian installation.
+# Author:       manuel rosa <manuelsilvarosa@gmail.com>
+# Date:         Outubro 29, 2023
+# License:      GPL-3.0-or-later
+################################################################################
+
+# Defines the variables
+GRUB_DEFAULT=0
+GRUB_TIMEOUT=5
+GRUB_DISTRIBUTOR="My-distro"
+GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
+GRUB_CMDLINE_LINUX=""
+GRUB_GFXMODE=1440x900
+GRUB_DISABLE_OS_PROBER=false
+
+# GRUB configuration file path
+GRUB_CONFIG_FILE="/target/etc/default/grub"
+
+# Modify the GRUB file
+sed -i "s/^GRUB_DEFAULT=.*/GRUB_DEFAULT=$GRUB_DEFAULT/" $GRUB_CONFIG_FILE
+sed -i "s/^GRUB_TIMEOUT=.*/GRUB_TIMEOUT=$GRUB_TIMEOUT/" $GRUB_CONFIG_FILE
+sed -i "s/^GRUB_DISTRIBUTOR=.*/GRUB_DISTRIBUTOR=\"$GRUB_DISTRIBUTOR\"/" $GRUB_CONFIG_FILE
+sed -i "s/^GRUB_CMDLINE_LINUX_DEFAULT=.*/GRUB_CMDLINE_LINUX_DEFAULT=\"$GRUB_CMDLINE_LINUX_DEFAULT\"/" $GRUB_CONFIG_FILE
+sed -i "s/^GRUB_CMDLINE_LINUX=.*/GRUB_CMDLINE_LINUX=\"$GRUB_CMDLINE_LINUX\"/" $GRUB_CONFIG_FILE
+sed -i "s/^#GRUB_GFXMODE=.*/GRUB_GFXMODE=$GRUB_GFXMODE/" $GRUB_CONFIG_FILE
+sed -i "s/^#GRUB_DISABLE_OS_PROBER=.*/GRUB_DISABLE_OS_PROBER=$GRUB_DISABLE_OS_PROBER/" $GRUB_CONFIG_FILE
+
+# Run update-grub after modifying the file
+chroot /target update-grub
diff --git a/scripts/07rebuild-icon-caches b/scripts/07rebuild-icon-caches
new file mode 100755
index 00000000..52f0abef
--- /dev/null
+++ b/scripts/07rebuild-icon-caches
@@ -0,0 +1,13 @@
+#!/bin/sh -e
+
+################################################################################
+# Title:        rebuild-icon-caches
+# Description:  This script rebuilds the icon caches after Debian installation.
+# Author:       manuel rosa <manuelsilvarosa@gmail.com>
+# Date:         Outubro 29, 2023
+# License:      GPL-3.0-or-later
+################################################################################
+
+# Rebuild the icon caches
+chroot /target find /usr/share/icons -type d -exec gtk-update-icon-cache -f {} \;
+
diff --git a/scripts/07update-system b/scripts/07update-system
new file mode 100755
index 00000000..c2dc42e6
--- /dev/null
+++ b/scripts/07update-system
@@ -0,0 +1,16 @@
+#!/bin/sh -e
+
+################################################################################
+# Title:        build-all.sh
+# Description:  This script updates the system after Debian installation.
+# Author:       manuel rosa <manuelsilvarosa@gmail.com>
+# Date:         Outubro 29, 2023
+# License:      GPL-3.0-or-later
+################################################################################
+
+# Update the system
+chroot /target apt update
+chroot /target apt upgrade -y
+
+# Clean up unnecessary packages
+chroot /target apt autoremove -y