diff --git a/README.md b/README.md
index a172d5c..850bd98 100644
--- a/README.md
+++ b/README.md
@@ -39,7 +39,7 @@ For example:
 ## Display resolution issues
 #### Set the right resolution of your display
 On the grub screen, `press c` to get the commandline,
-and enter `vbeinfo` to check what resolutions you can use,
+and enter `vbeinfo` or `videoinfo` on EFI boot to check what resolutions you can use,
 then edit `/etc/default/grub` , add your resolution `GRUB_GFXMODE=****x****x32` into it,
 last you can run `grub-mkconfig -o /boot/grub/grub.cfg` to update your grub.cfg.
 
diff --git a/backgrounds/2k/background-slaze.jpg b/backgrounds/2k/background-slaze.jpg
new file mode 100644
index 0000000..b9e6dad
Binary files /dev/null and b/backgrounds/2k/background-slaze.jpg differ
diff --git a/backgrounds/4k/background-slaze.jpg b/backgrounds/4k/background-slaze.jpg
new file mode 100644
index 0000000..b9e6dad
Binary files /dev/null and b/backgrounds/4k/background-slaze.jpg differ
diff --git a/install.sh b/install.sh
index 10a968d..644f364 100755
--- a/install.sh
+++ b/install.sh
@@ -112,18 +112,19 @@ install() {
     cp -an /etc/default/grub /etc/default/grub.bak
 
     grep "GRUB_THEME=" /etc/default/grub 2>&1 >/dev/null && sed -i '/GRUB_THEME=/d' /etc/default/grub
-    grep "GRUB_GFXMODE=" /etc/default/grub 2>&1 >/dev/null && sed -i '/GRUB_GFXMODE=/d' /etc/default/grub
+
+    if [[ ${screen} != '1080p' ]]; then
+      grep "GRUB_GFXMODE=" /etc/default/grub 2>&1 >/dev/null && sed -i '/GRUB_GFXMODE=/d' /etc/default/grub
+    fi
 
     # Edit grub config
     echo "GRUB_THEME=\"${THEME_DIR}/${name}/theme.txt\"" >> /etc/default/grub
-    
+
     # Make sure set the right resolution for grub
     if [[ ${screen} == '4k' ]]; then
       echo "GRUB_GFXMODE=3840x2160x32" >> /etc/default/grub
-      echo "GRUB_GFXPAYLOAD_LINUX=text" >> /etc/default/grub
     elif [[ ${screen} == '2k' ]]; then
       echo "GRUB_GFXMODE=2560×1440x32" >> /etc/default/grub
-      echo "GRUB_GFXPAYLOAD_LINUX=text" >> /etc/default/grub
     fi
 
     # Update grub config
@@ -132,12 +133,10 @@ install() {
       update-grub
     elif has_command grub-mkconfig; then
       grub-mkconfig -o /boot/grub/grub.cfg
-    elif has_command grub2-mkconfig; then
-      if [ $(which zypper &>/dev/null) ]; then
-        grub2-mkconfig -o /boot/grub2/grub.cfg
-      elif [ $(which dnf &>/dev/null) ]; then
-        grub2-mkconfig -o /boot/efi/EFI/fedora/grub.cfg
-      fi
+    elif has_command zypper; then
+      grub2-mkconfig -o /boot/grub2/grub.cfg
+    elif has_command dnf; then
+      grub2-mkconfig -o /boot/efi/EFI/fedora/grub.cfg
     fi
 
     # Success message