diff --git a/archiso/grub/grub.cfg b/archiso/grub/grub.cfg
index 25194a3..52d1930 100644
--- a/archiso/grub/grub.cfg
+++ b/archiso/grub/grub.cfg
@@ -27,6 +27,15 @@ if serial --unit=0 --speed=115200; then
     terminal_output --append serial
 fi
 
+# Search for the ISO volume
+if [ -z "${ARCHISO_UUID}" ]; then
+    if [ -z "${ARCHISO_HINT}" ]; then
+        regexp --set=1:ARCHISO_HINT '^\(([^)]+)\)' "${cmdpath}"
+    fi
+    search --no-floppy --set=root --file '%ARCHISO_SEARCH_FILENAME%' --hint "${ARCHISO_HINT}"
+    probe --set ARCHISO_UUID --fs-uuid "${root}"
+fi
+
 # Get a human readable platform identifier
 if [ "${grub_platform}" == 'efi' ]; then
     archiso_platform='UEFI'
@@ -44,25 +53,30 @@ else
 fi
 
 # Set default menu entry
-default=archlinux
+default=snigdhaos
 timeout=15
 timeout_style=menu
 
 
 # Menu entries
 
-menuentry "Arch Linux install medium (%ARCH%, ${archiso_platform})" --class arch --class gnu-linux --class gnu --class os --id 'archlinux' {
+menuentry "SNIGDHA OS LTS install medium (%ARCH%, ${archiso_platform}, open source)" --class arch --class gnu-linux --class gnu --class os --id 'snigdhaos' {
     set gfxpayload=keep
-    linux /%INSTALL_DIR%/boot/%ARCH%/vmlinuz-linux archisobasedir=%INSTALL_DIR% archisosearchuuid=%ARCHISO_UUID%
-    initrd /%INSTALL_DIR%/boot/%ARCH%/initramfs-linux.img
+    linux /%INSTALL_DIR%/boot/%ARCH%/vmlinuz-linux-lts archisobasedir=%INSTALL_DIR% archisodevice=UUID=${ARCHISO_UUID} cow_spacesize=4G copytoram=n driver=free module_blacklist=nvidia,nvidea_modeset,nvidia_uvm,nvidia_drm,pcspkr nouveau.modeset=1 radeon.modeset=1 i915.modeset=1 nvme_load=yes
+    initrd /%INSTALL_DIR%/boot/intel-ucode.img /%INSTALL_DIR%/boot/amd-ucode.img /%INSTALL_DIR%/boot/%ARCH%/initramfs-linux-lts.img
 }
 
-menuentry "Arch Linux install medium with speakup screen reader (%ARCH%, ${archiso_platform})" --hotkey s --class arch --class gnu-linux --class gnu --class os --id 'archlinux-accessibility' {
+menuentry "SNIGDHA OS LTS install medium (%ARCH%, ${archiso_platform}, NVIDIA)" --hotkey s --class arch --class gnu-linux --class gnu --class os --id 'snigdhaosnv' {
     set gfxpayload=keep
-    linux /%INSTALL_DIR%/boot/%ARCH%/vmlinuz-linux archisobasedir=%INSTALL_DIR% archisosearchuuid=%ARCHISO_UUID% accessibility=on
-    initrd /%INSTALL_DIR%/boot/%ARCH%/initramfs-linux.img
+    linux /%INSTALL_DIR%/boot/%ARCH%/vmlinuz-linux-lts archisobasedir=%INSTALL_DIR% archisodevice=UUID=${ARCHISO_UUID} cow_spacesize=4G copytoram=n driver=nonfree nvidia nvidia-drm.modeset=1 nouveau.modeset=0 radeon.modeset=1 i915.modeset=1 module_blacklist=pcspkr nvme_load=yes
+    initrd /%INSTALL_DIR%/boot/intel-ucode.img /%INSTALL_DIR%/boot/amd-ucode.img /%INSTALL_DIR%/boot/%ARCH%/initramfs-linux-lts.img
 }
 
+menuentry "SNIGDHA OS LTS install medium (%ARCH%, ${archiso_platform}, safe graphics, nomodeset)" --class arch --class gnu-linux --class gnu --class os --id 'snigdhaosnm' {
+    set gfxpayload=keep
+    linux /%INSTALL_DIR%/boot/%ARCH%/vmlinuz-linux-lts archisobasedir=%INSTALL_DIR% archisodevice=UUID=${ARCHISO_UUID} cow_spacesize=4G copytoram=n driver=free nomodeset module_blacklist=nvidia,nvidea_modeset,nvidia_uvm,nvidia_drm,pcspkr nouveau.modeset=0 radeon.modeset=0 i915.modeset=0 nvme_load=yes
+    initrd /%INSTALL_DIR%/boot/intel-ucode.img /%INSTALL_DIR%/boot/amd-ucode.img /%INSTALL_DIR%/boot/%ARCH%/initramfs-linux-lts.img
+}
 
 if [ "${grub_platform}" == 'efi' -a "${grub_cpu}" == 'x86_64' -a -f '/boot/memtest86+/memtest.efi' ]; then
     menuentry 'Run Memtest86+ (RAM test)' --class memtest86 --class memtest --class gnu --class tool {
@@ -92,16 +106,12 @@ if [ "${grub_platform}" == 'efi' ]; then
     }
 fi
 
-menuentry 'System shutdown' --class shutdown --class poweroff {
-    echo 'System shutting down...'
-    halt
-}
-
-menuentry 'System restart' --class reboot --class restart {
-    echo 'System rebooting...'
+menuentry "System restart" --class reboot --class restart {
+    echo "System rebooting..."
     reboot
 }
 
-
-# GRUB init tune for accessibility
-play 600 988 1 1319 4
+menuentry "System shutdown" --class shutdown --class poweroff {
+    echo "System shutting down..."
+    halt
+}
\ No newline at end of file