diff --git a/live_exam_os/Dockerfile b/live_exam_os/Dockerfile
index c204f22e918be758a8effa3cd932f3c1dd2b2459..becfe63876c2fffa4b6cf9f29bd4447dbec3b45f 100644
--- a/live_exam_os/Dockerfile
+++ b/live_exam_os/Dockerfile
@@ -1,31 +1,25 @@
-ARG ALPINE_VERSION
-
-FROM alpine:${ALPINE_VERSION}
-
-RUN apk add mtools xorriso squashfs-tools cryptsetup e2fsprogs limine-x86_64 limine-cd
-
-RUN apk update && apk add --no-cache \
-    gcc \
-    musl-dev \
-    pkgconf \
-    git \
-    wget \
-    make \
-    ca-certificates \
-    glfw-dev \
-    libxcursor-dev \
-    libxinerama-dev \
-    libxi-dev \
-    libxxf86vm-dev \
-    libxrandr-dev \
-    upx \
-    glfw \
-    xrandr
+#ARG ALPINE_VERSION
 
+ARG DEBIAN_FRONTEND=noninteractive
+#FROM alpine:${ALPINE_VERSION}
+FROM ubuntu:22.04
+
+#RUN apk add mtools xorriso squashfs-tools cryptsetup e2fsprogs limine-x86_64 limine-cd
+
+
+
+RUN apt-get update && apt-get install -y gcc pkg-config git wget make ca-certificates libglfw3-dev libxcursor-dev libxinerama-dev libxi-dev libxxf86vm-dev upx-ucl
+
+RUN DEBIAN_FRONTEND=noninteractive apt install -y cryptsetup squashfs-tools
+RUN apt install -y debootstrap schroot
+
+RUN git clone https://github.com/limine-bootloader/limine.git --branch=v8.x-binary --depth=1 /opt/limine
+
+# Install go 1.22 from the official GO site
 ENV archive=go1.22.6.linux-amd64.tar.gz
 ENV PATH=$PATH:/usr/local/go/bin
-WORKDIR /go
 
-RUN wget https://go.dev/dl/$archive && \
-    tar -C /usr/local -xzf $archive && \
-    rm $archive
+RUN wget https://go.dev/dl/$archive
+RUN tar -C /usr/local -xzf $archive
+
+RUN apt install -y xorriso
diff --git a/live_exam_os/Makefile b/live_exam_os/Makefile
index cb7365cf29ca638d9be6707ac9686e17f0eda457..edc51eadcca971816c1be00f62ff3b35abdd4278 100644
--- a/live_exam_os/Makefile
+++ b/live_exam_os/Makefile
@@ -36,3 +36,6 @@ bios:
 
 bios_cd:
 	qemu-system-x86_64 -drive file=${iso_file},media=cdrom,if=ide,readonly=on -boot d -m 4G -smp 4
+
+uefiserie:
+	qemu-system-x86_64 -bios /usr/share/OVMF/x64/OVMF.fd -drive file=${iso_file},format=raw -boot d -m 16G -smp 4 -netdev user,id=n1 -device virtio-net-pci,netdev=n1 -serial mon:stdio
diff --git a/live_exam_os/build.sh b/live_exam_os/build.sh
index b98f701c864967bbc73a94747a6c0634762f6125..9837640fc8bf518a0b59999487871f7ef4856c60 100755
--- a/live_exam_os/build.sh
+++ b/live_exam_os/build.sh
@@ -130,47 +130,80 @@ if [ "$LUKS_ENABLED" = "yes" ] && [ -z "$LUKS_PASSPHRASE" ]; then
   helper
 fi
 
-check_container_and_alpine_version
+#check_container_and_alpine_version
 check_environment_var
 
-echo "[Compiling nexus-exam...]"
-cd ..
-make build_nexus-exam
-mkdir -p live_exam_os/$ROOTFS_DIR/usr/local/bin
-cp build/nexus-exam live_exam_os/$ROOTFS_DIR/usr/local/bin/nexus-exam
-make clean_client
-cd -
+#echo "[Compiling nexus-exam...]"
+#cd ..
+#make build_nexus-exam
+#mkdir -p live_exam_os/$ROOTFS_DIR/usr/local/bin
+#cp build/nexus-exam live_exam_os/$ROOTFS_DIR/usr/local/bin/nexus-exam
+#make clean_client
+#cd -
 
 echo "[Create initramfs...]"
 rm -rf $INITRD_DIR
 mkdir -p "$INITRD_DIR"
-
-apk update
-if [ $LUKS_ENABLED = "yes" ]; then
-  cp config/01-initramfs/init $INITRD_DIR/init
-  packages="busybox musl cryptsetup cryptsetup-libs popt libuuid libblkid 
-            device-mapper-libs libcrypto3 argon2-libs json-c libeconf 
-            udev kmod-libs zlib xz-libs zstd-libs"
+if [ "$LUKS_ENABLED" = "yes" ]; then
+    packages="busybox cryptsetup libblkid1 libuuid1 libdevmapper1.02.1 libcryptsetup12 \
+              libargon2-1 libjson-c5 libudev1 kmod zlib1g xz-utils zstd"
 else
-  cp config/01-initramfs/init_no_luks $INITRD_DIR/init
-  packages="busybox musl libblkid libeconf libcrypto3
-            udev kmod-libs zlib xz-libs zstd-libs"
+    packages="busybox libblkid1 libudev1 kmod zlib1g xz-utils zstd"
 fi
-chmod +x $INITRD_DIR/init
+
+chmod 777 $INITRD_DIR
+
+cd $INITRD_DIR
 for package in $packages; do
-  apk fetch -s "$package" > "$INITRD_DIR/$package.apk"
-  tar -xzf "$INITRD_DIR/$package.apk" -C $INITRD_DIR
-  rm "$INITRD_DIR/$package.apk"
+    apt download "$package" --allow-unauthenticated 
 done
 
+for deb in *.deb; do
+  echo "$deb"
+    dpkg-deb -x "$deb" .
+    rm "$deb"
+done
+cd ../..
+
+
+#apk update
+#if [ $LUKS_ENABLED = "yes" ]; then
+#  cp config/01-initramfs/init $INITRD_DIR/init
+#  packages="busybox musl cryptsetup cryptsetup-libs popt libuuid libblkid 
+#            device-mapper-libs libcrypto3 argon2-libs json-c libeconf 
+#            udev kmod-libs zlib xz-libs zstd-libs"
+#else
+#  cp config/01-initramfs/init_no_luks $INITRD_DIR/init
+#  packages="busybox musl libblkid libeconf libcrypto3
+#            udev kmod-libs zlib xz-libs zstd-libs"
+#fi
+#chmod +x $INITRD_DIR/init
+#for package in $packages; do
+#  apk fetch -s "$package" > "$INITRD_DIR/$package.apk"
+#  tar -xzf "$INITRD_DIR/$package.apk" -C $INITRD_DIR
+#  rm "$INITRD_DIR/$package.apk"
+#done
+
 echo "[Create filesystem...]"
 mkdir -p "$ROOTFS_DIR"
-apk add --initdb --root "$ROOTFS_DIR"
-cp /etc/apk/repositories "$ROOTFS_DIR/etc/apk/repositories"
+#apk add --initdb --root "$ROOTFS_DIR"
+#cp /etc/apk/repositories "$ROOTFS_DIR/etc/apk/repositories"
 
 echo "[Installing packages...]"
-apk update --root "$ROOTFS_DIR" --allow-untrusted
-apk add --root "$ROOTFS_DIR" --allow-untrusted $(cat config/02-packages_install/packages) &>/dev/null
+debootstrap --arch=amd64 focal $ROOTFS_DIR http://archive.ubuntu.com/ubuntu/
+chroot $ROOTFS_DIR /bin/bash -c "
+apt update &&
+DEBIAN_FRONTEND=noninteractive apt install -y \$(cat config/02-packages_install/packages)"
+
+echo "[Installing kernel...]"
+chroot $ROOTFS_DIR /bin/bash -c "
+apt update &&
+DEBIAN_FRONTEND=noninteractive apt install -y --no-install-recommends linux-image-generic"
+# &&
+#update-initramfs -c -k all"
+
+#apk update --root "$ROOTFS_DIR" --allow-untrusted
+#apk add --root "$ROOTFS_DIR" --allow-untrusted $(cat config/02-packages_install/packages) &>/dev/null
 mkdir -p $INITRD_DIR/lib
 cp -r $ROOTFS_DIR/lib/modules $INITRD_DIR/lib/
 
@@ -219,14 +252,14 @@ else
   cp "$SQUASHFS" "$ISO_DIR/squash.rootfs"
 fi
 
+
 echo "[Create iso...]"
 
 mkdir -p "$ISO_DIR/EFI/BOOT"
-chown -R root:root $ISO_DIR
 
-cp /usr/share/limine/BOOTX64.EFI "$ISO_DIR/EFI/BOOT/"
-cp /usr/share/limine/*.bin "$ISO_DIR/"
-cp /usr/share/limine/*.sys "$ISO_DIR/"
+cp /opt/limine/BOOTX64.EFI "$ISO_DIR/EFI/BOOT/"
+cp /opt/limine/*.bin "$ISO_DIR/"
+cp /opt/limine/*.sys "$ISO_DIR/"
 
 cp config/00-bootloader/limine.cfg "$ISO_DIR/limine.cfg"
 
@@ -237,4 +270,4 @@ xorriso -as mkisofs -R -r -J -b "limine-bios-cd.bin" \
         -volid "NEXUSCLIENTISO" \
         "$ISO_DIR" -o image.iso
 
-limine bios-install image.iso
+#limine bios-install image.iso
diff --git a/live_exam_os/config/00-bootloader/limine.cfg b/live_exam_os/config/00-bootloader/limine.cfg
index d52659cf1b0559c70a1b04ad32c007efbac3383e..485a990f969ec2d1f46a25d2ea47337cd9706625 100644
--- a/live_exam_os/config/00-bootloader/limine.cfg
+++ b/live_exam_os/config/00-bootloader/limine.cfg
@@ -2,6 +2,6 @@ TIMEOUT=0
 
 :AlpineLinux
     PROTOCOL=linux
-    KERNEL_PATH=boot:///boot/vmlinuz-lts
-    KERNEL_CMDLINE=quiet
+    KERNEL_PATH=boot:///boot/vmlinuz-5.4.0-26-generic
+    KERNEL_CMDLINE=quiet console=ttyS0
     MODULE_PATH=boot:///boot/initrd
diff --git a/live_exam_os/config/01-initramfs/init b/live_exam_os/config/01-initramfs/init
index a6d1d8cea177fe1ae1f285b773ab20aff5ae16c2..706064bc8efd0bda5c689f927c832503bc124c90 100644
--- a/live_exam_os/config/01-initramfs/init
+++ b/live_exam_os/config/01-initramfs/init
@@ -24,6 +24,8 @@ modprobe ata_piix
 modprobe cdrom
 modprobe loop
 
+/bin/sh
+
 udevadm trigger
 
 echo "Mounting cdrom..."
diff --git a/live_exam_os/config/02-packages_install/packages b/live_exam_os/config/02-packages_install/packages
index 55880c4966bb4748a984bc4ebc18219594e76bd0..7d571e7ababbd94d0d70d403094dbb7ce73d45da 100644
--- a/live_exam_os/config/02-packages_install/packages
+++ b/live_exam_os/config/02-packages_install/packages
@@ -1,24 +1,3 @@
-linux-lts
+linux-generic
 linux-firmware
-linux-firmware-other 
-alpine-base 
-eudev 
-networkmanager
-networkmanager-tui 
-xorg-server 
-xf86-input-libinput 
-xinit 
-xfce4 
-xfce4-terminal 
-elogind 
-polkit-elogind 
-adwaita-icon-theme 
-agetty 
-dbus 
-dbus-x11 
-virt-viewer 
-mesa-dri-gallium
-ip6tables
-ufw
-sudo 
-vim 
+ubuntu-minimal