diff --git a/debian/linglong-bin.postinst b/debian/linglong-bin.postinst
index 273e009fb..26312f374 100644
--- a/debian/linglong-bin.postinst
+++ b/debian/linglong-bin.postinst
@@ -1,98 +1,101 @@
-#!/bin/sh
+#!/bin/bash
 
 # SPDX-FileCopyrightText: 2023 UnionTech Software Technology Co., Ltd.
-#
 # SPDX-License-Identifier: LGPL-3.0-or-later
 
+log_file="/var/log/linglong-bin.log"  # Log file path
+
+# Ensure log file exists
+mkdir -p "$(dirname "$log_file")"
+touch "$log_file"
+
 # This systemd config is automatically generated from dh_installsysusers/13.11.4.
 # When the dh-compat < 13, some of them will not be generated.
 # So we just make this hard code.
 if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
-   systemd-sysusers ${DPKG_ROOT:+--root="$DPKG_ROOT"} linglong.conf
+    systemd-sysusers ${DPKG_ROOT:+--root="$DPKG_ROOT"} linglong.conf | tee -a "$log_file"  # Add logging
 fi
 
 if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
-        if [ -z "${DPKG_ROOT:-}" ] ; then
-                # The following line should be removed in trixie or trixie+1
-                deb-systemd-helper --user unmask 'linglong-upgrade.service' >/dev/null || true
+    if [ -z "${DPKG_ROOT:-}" ] ; then
+        # The following line should be removed in trixie or trixie+1
+        deb-systemd-helper --user unmask 'linglong-upgrade.service' >/dev/null || true
 
-                # was-enabled defaults to true, so new installations run enable.
-                if deb-systemd-helper --quiet --user was-enabled 'linglong-upgrade.service' ; then
-                        # Enables the unit on first installation, creates new
-                        # symlinks on upgrades if the unit file has changed.
-                        deb-systemd-helper --user enable 'linglong-upgrade.service' >/dev/null || true
-                else
-                        # Update the statefile to add new symlinks (if any), which need to be
-                        # cleaned up on purge. Also remove old symlinks.
-                        deb-systemd-helper --user update-state 'linglong-upgrade.service' >/dev/null || true
-                fi
+        # was-enabled defaults to true, so new installations run enable.
+        if deb-systemd-helper --quiet --user was-enabled 'linglong-upgrade.service' ; then
+            # Enables the unit on first installation, creates new
+            # symlinks on upgrades if the unit file has changed.
+            deb-systemd-helper --user enable 'linglong-upgrade.service' >/dev/null || true
+        else
+            # Update the statefile to add new symlinks (if any), which need to be
+            # cleaned up on purge. Also remove old symlinks.
+            deb-systemd-helper --user update-state 'linglong-upgrade.service' >/dev/null || true
         fi
+    fi
 fi
 
 if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
-        if [ -z "${DPKG_ROOT:-}" ] ; then
-                # The following line should be removed in trixie or trixie+1
-                deb-systemd-helper --user unmask 'linglong-upgrade.timer' >/dev/null || true
+    if [ -z "${DPKG_ROOT:-}" ] ; then
+        # The following line should be removed in trixie or trixie+1
+        deb-systemd-helper --user unmask 'linglong-upgrade.timer' >/dev/null || true
 
-                # was-enabled defaults to true, so new installations run enable.
-                if deb-systemd-helper --quiet --user was-enabled 'linglong-upgrade.timer' ; then
-                        # Enables the unit on first installation, creates new
-                        # symlinks on upgrades if the unit file has changed.
-                        deb-systemd-helper --user enable 'linglong-upgrade.timer' >/dev/null || true
-                else
-                        # Update the statefile to add new symlinks (if any), which need to be
-                        # cleaned up on purge. Also remove old symlinks.
-                        deb-systemd-helper --user update-state 'linglong-upgrade.timer' >/dev/null || true
-                fi
+        # was-enabled defaults to true, so new installations run enable.
+        if deb-systemd-helper --quiet --user was-enabled 'linglong-upgrade.timer' ; then
+            # Enables the unit on first installation, creates new
+            # symlinks on upgrades if the unit file has changed.
+            deb-systemd-helper --user enable 'linglong-upgrade.timer' >/dev/null || true
+        else
+            # Update the statefile to add new symlinks (if any), which need to be
+            # cleaned up on purge. Also remove old symlinks.
+            deb-systemd-helper --user update-state 'linglong-upgrade.timer' >/dev/null || true
         fi
+    fi
 fi
 
 if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
-        # The following line should be removed in trixie or trixie+1
-        deb-systemd-helper unmask 'org.deepin.linglong.PackageManager.service' >/dev/null || true
+    # The following line should be removed in trixie or trixie+1
+    deb-systemd-helper unmask 'org.deepin.linglong.PackageManager.service' >/dev/null || true
 
-        # was-enabled defaults to true, so new installations run enable.
-        if deb-systemd-helper --quiet was-enabled 'org.deepin.linglong.PackageManager.service'; then
-                # Enables the unit on first installation, creates new
-                # symlinks on upgrades if the unit file has changed.
-                deb-systemd-helper enable 'org.deepin.linglong.PackageManager.service' >/dev/null || true
-        else
-                # Update the statefile to add new symlinks (if any), which need to be
-                # cleaned up on purge. Also remove old symlinks.
-                deb-systemd-helper update-state 'org.deepin.linglong.PackageManager.service' >/dev/null || true
-        fi
+    # was-enabled defaults to true, so new installations run enable.
+    if deb-systemd-helper --quiet was-enabled 'org.deepin.linglong.PackageManager.service'; then
+        # Enables the unit on first installation, creates new
+        # symlinks on upgrades if the unit file has changed.
+        deb-systemd-helper enable 'org.deepin.linglong.PackageManager.service' >/dev/null || true
+    else
+        # Update the statefile to add new symlinks (if any), which need to be
+        # cleaned up on purge. Also remove old symlinks.
+        deb-systemd-helper update-state 'org.deepin.linglong.PackageManager.service' >/dev/null || true
+    fi
 fi
 
+# Add logging to systemctl command
 if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
-        if [ -d /run/systemd/system ]; then
-                systemctl --system daemon-reload >/dev/null || true
-                if [ -n "$2" ]; then
-                        _dh_action=restart
-                else
-                        _dh_action=start
-                fi
-                deb-systemd-invoke $_dh_action 'org.deepin.linglong.PackageManager.service' >/dev/null || true
+    if [ -d /run/systemd/system ]; then
+        systemctl --system daemon-reload >/dev/null || true | tee -a "$log_file"
+        if [ -n "$2" ]; then
+            _dh_action=restart
+        else
+            _dh_action=start
         fi
+        deb-systemd-invoke $_dh_action 'org.deepin.linglong.PackageManager.service' >/dev/null || true | tee -a "$log_file" 
+    fi
 fi
-# End automatically added section
 
+# End automatically added section
 case "$1" in
 configure)
-        version=$2
-        shift
-        # enable kernel.unprivileged_userns_clone
-        if [ -f /etc/sysctl.d/linglong.conf ];then
-                sysctl -p /etc/sysctl.d/linglong.conf
-        fi
-        ;;
+    # enable kernel.unprivileged_userns_clone
+    sysctl_config="/etc/sysctl.d/linglong.conf"
+    if [ -f "$sysctl_config" ]; then
+        echo "Enabling kernel.unprivileged_userns_clone..." | tee -a "$log_file"
+        sysctl -p "$sysctl_config" | tee -a "$log_file" 
+    fi
+    ;;
 abort-upgrade | abort-remove | abort-deconfigure) ;;
 *)
-        echo "postinst called with unknown argument '$1'" >&2
-        exit 0
-        ;;
-
+    echo "postinst called with unknown argument '$1'" >&2 | tee -a "$log_file"
+    exit 0
+    ;;
 esac
 
 exit 0
-
-# vi: ft=sh
diff --git a/debian/linglong-bin.preinst b/debian/linglong-bin.preinst
index c1d85331b..bf4c41f2a 100644
--- a/debian/linglong-bin.preinst
+++ b/debian/linglong-bin.preinst
@@ -1,89 +1,92 @@
-#!/bin/sh
+#!/bin/bash
 
 # SPDX-FileCopyrightText: 2023 UnionTech Software Technology Co., Ltd.
-#
 # SPDX-License-Identifier: LGPL-3.0-or-later
 
+log_file="/var/log/linglong-bin.log"  # Log file path
+
+# Ensure log file exists
+mkdir -p "$(dirname "$log_file")"
+touch "$log_file"
+
 # Handle upgrade from 1.3.x
 # Move system level linglong repository from old location to /var/lib/linglong
 upgrade_from_1_3_x() {
-        version=$1
-        shift
-        if dpkg --compare-versions "$version" ge "1.4.0"; then
-                return
-        fi
-        echo "upgrade from 1.3.x"
-
-        if [ -f /etc/X11/Xsession.d/21linglong ] &&
-                [ "$(sha256sum /etc/X11/Xsession.d/21linglong)" = \
-                        "5b82ac8e6b02cdae66294139e7db7cbe80af8cef6b0e2eddf8d509166afce544" ]; then
-                rm /etc/X11/Xsession.d/21linglong
-        fi
-
-        if [ -d /var/lib/linglong ]; then
-                echo "'/var/lib/linglong' directory exists."
-                echo "Finish upgrading from 1.3.x without touch anything."
-                return
-        fi
-
-        if [ ! -d /persistent/linglong ]; then
-                echo "Old linglong repository not found."
-                echo "Finish upgrading from 1.3.x without touch anything."
-                return
-        fi
-
-        echo "Moving old deepin v23 linglong repository to new location..."
-        mv /persistent/linglong /var/lib/linglong
-        ln -s /var/lib/linglong /persistent/linglong # Quick fix for old files exported in old location.
-        echo "Done"
-
-        # This is good enough,
-        # as linglong has only one repository publicly right now.
-        echo "Removing old configuration file..."
-        rm /var/lib/linglong/config.json -f
-        echo "Done"
+    old_version="$1"
+
+    if dpkg --compare-versions "$old_version" ge "1.4.0"; then
+        return
+    fi
+
+    echo "Upgrading from 1.3.x..." | tee -a "$log_file"
+
+    if [ -f /etc/X11/Xsession.d/21linglong ] &&
+       [ "$(sha256sum /etc/X11/Xsession.d/21linglong)" = \
+               "5b82ac8e6b02cdae66294139e7db7cbe80af8cef6b0e2eddf8d509166afce544" ]; then
+        rm /etc/X11/Xsession.d/21linglong
+    fi
+
+    old_repo="/persistent/linglong"
+    new_repo="/var/lib/linglong"
+
+    if [ -d "$new_repo" ]; then
+        echo "'$new_repo' directory exists. Upgrade from 1.3.x already completed." | tee -a "$log_file"
         return
+    elif [ ! -d "$old_repo" ]; then
+        echo "Old linglong repository not found at '$old_repo'. Nothing to upgrade." | tee -a "$log_file"
+        return
+    fi
+
+    echo "Moving old deepin v23 linglong repository from $old_repo to $new_repo..." | tee -a "$log_file"
+    if ! mv "$old_repo" "$new_repo"; then
+        echo "Error moving repository. Check permissions and disk space." | tee -a "$log_file"
+        exit 1
+    fi
+    ln -s "$new_repo" "$old_repo"  # Quick fix for old files exported in old location.
+
+    # Remove old config (good enough for now as linglong only has one public repo)
+    echo "Removing old configuration file..." | tee -a "$log_file"
+    rm -f "$new_repo/config.json" 
 }
 
+# Handle upgrade from 1.4.x
 upgrade_from_1_4_x() {
-        version=$1
-        shift
-        if dpkg --compare-versions "$version" ge "1.5.0"; then
-                return
-        fi
-        echo "upgrade from 1.4.x"
-
-        if [ ! -d /var/lib/linglong/layers ]; then
-                echo "Old data not found."
-                echo "Finish upgrading from 1.4.x without touch anything."
-                return
-        fi
-
-        echo "Backup old data..."
-        oldPackageList="/var/lib/linglong/old-package.list"
-        ls /var/lib/linglong/layers | grep -v "org.deepin.Runtime" >$oldPackageList
-        oldData=$(mktemp --tmpdir=/var/lib/linglong -d old-data-XXXXXXXX)
-        mv /var/lib/linglong/layers "$oldData"
-        mv /var/lib/linglong/entries "$oldData"
-        # chmod is for linglong-repair-tool.desktop(TryExec=$oldPackageList).
-        chmod +x $oldPackageList
-        chown deepin-linglong:deepin-linglong $oldPackageList
-        chown -R deepin-linglong:deepin-linglong $oldData
+    old_version="$1"
+
+    if dpkg --compare-versions "$old_version" ge "1.5.0"; then
+        return
+    fi
+
+    echo "Upgrading from 1.4.x..." | tee -a "$log_file"
+
+    if [ ! -d "/var/lib/linglong/layers" ]; then
+        echo "Old data not found. Nothing to upgrade." | tee -a "$log_file"
+        return
+    fi
+
+    echo "Backing up old data..." | tee -a "$log_file"
+    old_package_list="/var/lib/linglong/old-package.list"
+    ls /var/lib/linglong/layers | grep -v "org.deepin.Runtime" > "$old_package_list"
+    old_data=$(mktemp --tmpdir=/var/lib/linglong -d old-data-XXXXXXXX)
+    mv /var/lib/linglong/layers "$old_data"
+    mv /var/lib/linglong/entries "$old_data"
+    # chmod is for linglong-repair-tool.desktop (TryExec=$oldPackageList).
+    chmod +x "$old_package_list"
+    chown deepin-linglong:deepin-linglong "$old_package_list"
+    chown -R deepin-linglong:deepin-linglong "$old_data"
 }
 
 case "$1" in
-upgrade)
-        upgrade_from_1_3_x $2
-        upgrade_from_1_4_x $2
+    upgrade)
+        upgrade_from_1_3_x "$2"
+        upgrade_from_1_4_x "$2"
+        ;;
+    abort-upgrade | abort-remove | abort-deconfigure) 
         ;;
-abort-upgrade | abort-remove | abort-deconfigure) ;;
-*)
-        echo "postinst called with unknown argument '$1'" >&2
+    *)
+        echo "postinst called with unknown argument '$1'" >&2 | tee -a "$log_file"
         exit 0
         ;;
-
 esac
 
 exit 0
-
-# vi: ft=sh