diff --git a/README.md b/README.md
index 63fa1c1..2fa6515 100644
--- a/README.md
+++ b/README.md
@@ -10,18 +10,23 @@ Thanks to [sarim](https://github.com/sarim/goibus) and [haunt98](https://github.
 
 * Install and setup [IBus](https://wiki.archlinux.org/title/IBus)
 * Install [GoVarnam](https://github.com/varnamproject/govarnam)
-* Download a release from Releases
+* Download the [latest release](https://github.com/varnamproject/govarnam-ibus/releases)
 * Extract the zip file
-* Run the install script in the extracted folder (need sudo):
-```
-sudo ./install.sh install
-```
+* Open the extracted folder
+* Now we need to run the install script
+  * Double click `install.sh`, and choose "Run In Terminal"
+  * Or for KDE, Right click, choose "Run In Konsole"
+  * Or right click on folder, choose "Open In Terminal", type this and press enter:
+  ```bash
+  ./install.sh
+  ```
+* Type your password and press enter
 * Restart ibus (no sudo)
 ```bash
 ibus restart
 ```
 * Go to IBus settings, add Varnam input method.
-* Maybe set an easy to use switch key to switch between languages
+* Maybe set an easy to use switch key to switch between languages (Default is `Meta Key (Windows Key) + Space`)
 
 To uninstall:
 ```
diff --git a/install.sh.in b/install.sh.in
index f6b620d..4637d65 100755
--- a/install.sh.in
+++ b/install.sh.in
@@ -4,35 +4,29 @@
 
 SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )"
 
-if [[ "$EUID" != 0 ]]; then
-  echo "Run this script as root or with sudo"
-  exit
-fi
-
-if [ -z "$1" ]; then
-  echo "Specify install or uninstall"
-else
-  if [ "$1" = "install" ]; then
-    sudo cp "$SCRIPT_DIR/varnam-ibus-engine" "@INSTALL_PREFIX@/bin/varnam-ibus-engine"
-
-    sudo mkdir -p "@INSTALL_PREFIX@/share/varnam/ibus/icons"
-    sudo cp "$SCRIPT_DIR/icons/"*.png "@INSTALL_PREFIX@/share/varnam/ibus/icons/"
-    sudo cp "$SCRIPT_DIR/component/"*.xml "@IBUS_COMPONENT_INSTALL_LOC@"
-
-    echo "Installation finished. Restart ibus to add new input method."
-
-  elif [ "$1" = "uninstall" ]; then
-    sudo rm "@INSTALL_PREFIX@/bin/varnam-ibus-engine"
-    for XML in $(find "$SCRIPT_DIR/component/"*.xml -printf "%f\n"); do
-      sudo rm "@IBUS_COMPONENT_INSTALL_LOC@/$XML"
-    done
-    for ICON in $(find "$SCRIPT_DIR/icons/"*.png -printf "%f\n"); do
-      sudo rm "@INSTALL_PREFIX@/share/varnam/ibus/icons/$ICON"
-    done
-    sudo rmdir "@INSTALL_PREFIX@/share/varnam/ibus/icons"
-    sudo rmdir "@INSTALL_PREFIX@/share/varnam/ibus"
-    sudo rmdir "@INSTALL_PREFIX@/share/varnam"
-
-    echo "Uninstallation finished"
-  fi
+ARG1=${1:-install}
+
+if [ "$ARG1" == "install" ]; then
+  sudo cp "$SCRIPT_DIR/varnam-ibus-engine" "@INSTALL_PREFIX@/bin/varnam-ibus-engine"
+
+  sudo mkdir -p "@INSTALL_PREFIX@/share/varnam/ibus/icons"
+  sudo cp "$SCRIPT_DIR/icons/"*.png "@INSTALL_PREFIX@/share/varnam/ibus/icons/"
+  sudo cp "$SCRIPT_DIR/component/"*.xml "@IBUS_COMPONENT_INSTALL_LOC@"
+
+  msg="Installation finished. Restart ibus to add new input method."
+  echo "$msg"
+  notify-send "$msg" || true
+elif [ "$ARG1" == "uninstall" ]; then
+  sudo rm "@INSTALL_PREFIX@/bin/varnam-ibus-engine"
+  for XML in $(find "$SCRIPT_DIR/component/"*.xml -printf "%f\n"); do
+    sudo rm "@IBUS_COMPONENT_INSTALL_LOC@/$XML"
+  done
+  for ICON in $(find "$SCRIPT_DIR/icons/"*.png -printf "%f\n"); do
+    sudo rm "@INSTALL_PREFIX@/share/varnam/ibus/icons/$ICON"
+  done
+  sudo rmdir "@INSTALL_PREFIX@/share/varnam/ibus/icons"
+  sudo rmdir "@INSTALL_PREFIX@/share/varnam/ibus"
+  sudo rmdir "@INSTALL_PREFIX@/share/varnam"
+
+  echo "Uninstallation finished"
 fi