diff --git a/dotfiles/asoundrc b/dotfiles/asoundrc
index 29d4dc3..be09f3e 100644
--- a/dotfiles/asoundrc
+++ b/dotfiles/asoundrc
@@ -1,9 +1,9 @@
-iipcm.!default {
+pcm.!default {
     type hw
-    card PCH
+    card 1
 }
 
 ctl.!default {
     type hw
-    card PCH
+    card 1
 }
diff --git a/dotfiles/config/hypr/hyprland.conf b/dotfiles/config/hypr/hyprland.conf
index 5466a95..f7b1c67 100644
--- a/dotfiles/config/hypr/hyprland.conf
+++ b/dotfiles/config/hypr/hyprland.conf
@@ -13,8 +13,9 @@ OR EDIT THIS ONE ACCORDING TO THE WIKI INSTRUCTIONS.
 # autogenerated = 1 # remove this line to remove the warning
 
 # See https://wiki.hyprland.org/Configuring/Monitors/
-monitor=eDP-1,1920x1080@60,auto,1
-monitor=DP-1,preferred,auto,1
+monitor=eDP-1,1920x1080@60,0x1440,1
+#monitor=DP-1,preferred,auto,1
+monitor=DP-1,2560x1440@75,0x0,1
 
 # See https://wiki.hyprland.org/Configuring/Keywords/ for more
 
@@ -163,8 +164,8 @@ bind = $mainMod, Q, exec, kitty
 bind = $mainMod, R, exec, pkill wofi; wofi --show drun
 # bind = $mainMod, E, exec, kitty ranger
 bind = $mainMod, E, exec, dolphin
-bind = $mainMod, I, exec, env DESKTOPINTEGRATION=false /usr/bin/obsidian %u --no-sandbox %U
-bind = $mainMod, K, exec, /usr/bin/logseq %U
+bind = $mainMod, N, exec, env DESKTOPINTEGRATION=false /usr/bin/obsidian %u --no-sandbox %U
+bind = $mainMod, W, exec, /usr/bin/logseq %U
 bind = $mainMod, L, exec, swaylock # Lock the screen
 bind = $mainMod, G, exec, google-chrome-stable
 bind = $mainMod, C, killactive, 
@@ -218,5 +219,5 @@ bindm = $mainMod, mouse:272, movewindow
 bindm = $mainMod, mouse:273, resizewindow
 
 # Brightness control
-binde = $mainMod SHIFT, P, exec, xbacklight -inc 5
-binde = $mainMod SHIFT, O, exec, xbacklight -dec 5
+binde = $mainMod SHIFT, P, exec, brightnessctl set 5%+
+binde = $mainMod SHIFT, O, exec, brightnessctl set 5%-
diff --git a/dotfiles/config/hypr/wallpaper-dark.jpg b/dotfiles/config/hypr/wallpaper-dark.jpg
index 462de23..bc79709 100644
Binary files a/dotfiles/config/hypr/wallpaper-dark.jpg and b/dotfiles/config/hypr/wallpaper-dark.jpg differ
diff --git a/dotfiles/config/hypr/wallpaper.jpg b/dotfiles/config/hypr/wallpaper.jpg
index dbc462d..cbc929e 100644
Binary files a/dotfiles/config/hypr/wallpaper.jpg and b/dotfiles/config/hypr/wallpaper.jpg differ
diff --git a/dotfiles/config/waybar/config.jsonc b/dotfiles/config/waybar/config.jsonc
index 7d72b3a..d2143f4 100644
--- a/dotfiles/config/waybar/config.jsonc
+++ b/dotfiles/config/waybar/config.jsonc
@@ -122,8 +122,8 @@
         "device": "intel_backlight",
         "format": "{icon} {percent}%",
         "format-icons": ["", "", ""],
-        "on-scroll-up": "xbaxklight -inc 1",
-        "on-scroll-down": "xbacklight -dec 1",
+        "on-scroll-up": "brightnessctl set 1%+",
+        "on-scroll-down": "brightnessctl set 1%-",
         "min-length": 6
     },
 
diff --git a/dotfiles/zshrc b/dotfiles/zshrc
index 6515e2c..ff4c756 100644
--- a/dotfiles/zshrc
+++ b/dotfiles/zshrc
@@ -148,3 +148,8 @@ alias installnotes="yay -S logseq-desktop obsidian-appimage zathura zathura-pdf-
 alias installsddm="yay -S sddm sddm-sugar-candy-git"
 alias inatallother="yay -S blueman nm-connection-editor xf86-video-intel 7-zip-full neofetch acpilight google-chrome"
 alias installcode="sudo pacman -S ruby go jdk17-openjdk python-pip npm clang cargo"
+
+# read books
+alias jvm=""
+alias java8sz=""
+alias postgresql=""