diff --git a/.gitignore b/.gitignore
index 3c28b6a..34327d5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,4 @@
-*
-!h2mm
-!install.sh
+*
+!h2mm
+!install.sh
 !README.md
\ No newline at end of file
diff --git a/README.md b/README.md
index 7487e66..8ede562 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
-# h2mm-cli
-
-install
-
-```bash
-sh -c "$(curl -fsSL https://raw.githubusercontent.com/v4n00/h2mm-cli/refs/heads/master/install.sh)"
-```
+# h2mm-cli
+
+install
+
+```bash
+sh -c "$(curl -fsSL https://raw.githubusercontent.com/v4n00/h2mm-cli/refs/heads/master/install.sh)"
+```
diff --git a/h2mm b/h2mm
index 7818e0d..f46201e 100755
--- a/h2mm
+++ b/h2mm
@@ -1,4 +1,5 @@
 #!/bin/bash
+# Helldivers 2 Mod Manager
 
 # --- Globals ---
 
@@ -53,7 +54,14 @@ function find_game_directory() {
 	fi
 
 	echo "$game_dir" > "$H2PATH"
-	echo -e "Game directory ${GREEN}saved${NC}: $game_dir" >&2
+
+	if [[ $? -eq 0 ]]; then
+		echo -e "Game directory ${GREEN}saved${NC}: $game_dir" >&2
+	else
+		echo -e "${RED}Error${NC}: Could not save game directory."
+		exit 1
+	fi
+	
 	echo "$game_dir"
 }
 
@@ -63,7 +71,12 @@ function initialize_directories() {
 
 	if [[ ! -f "$DB_FILE" ]]; then
 		touch "$DB_FILE"
-		echo "Database file created at: $DB_FILE"
+		if [[ $? -eq 0 ]]; then
+			echo "Database file created at: $DB_FILE"
+		else
+			echo -e "${RED}Error${NC}: Could not create database file."
+			exit 1
+		fi
 	fi
 
 	echo "--- /// MAIN /// ---" >&2
@@ -254,6 +267,7 @@ function mod_install() {
 		fi
 		patch_count["$base_name"]=$count
 
+		# if the file has an extension, look for the last patch number and use that
 		extension=$(echo "$file" | sed -E 's/.*patch_[0-9]+//')
 		if [[ -n "$extension" ]]; then
 			target_file="${base_name}.patch_$((patch_count[$base_name] - 1))${extension}"
@@ -264,7 +278,12 @@ function mod_install() {
 		target_files+=($target_file)
 
 		cp "$file" "$MODS_DIR/$target_file"
-		echo -e "Mod file ${ORANGE}$file${NC} installed at ${GREEN}\$MODS_DIR/$target_file${NC}."
+		if [[ $? -eq 1 ]]; then
+			echo -e "Mod file ${ORANGE}$file${NC} installed at ${GREEN}\$MODS_DIR/$target_file${NC}."
+		else
+			echo -e "${RED}Error${NC}: Could not install mod file $file."
+			exit 1
+		fi
 	done
 
 	# add entry to database
@@ -339,6 +358,7 @@ function mod_uninstall() {
 	for file in $files; do
 		if [[ ! -f "$MODS_DIR/$file" ]]; then
 			echo -e "${RED}Error${NC}: Mod file $file does not exist."
+			exit 1
 		else
 			echo -e "Removing ${ORANGE}\$MODS_DIR/$file${NC}."
 			rm -f "$MODS_DIR/$file"
@@ -399,10 +419,15 @@ function mod_export() {
 
 		current_path=$(pwd)
 		zip_name="Helldivers_2_Mods_$(date +%Y-%m-%d_%H-%M-%S).zip"
-		cd "$OUT_DIR" &&
-		zip -r "$zip_name" "Helldivers 2 Mods" &&
-		mv "$zip_name" "$current_path" &&
-		echo -e "Mods exported to ${GREEN}$current_path/$zip_name${NC}."
+		cd "$OUT_DIR"
+		zip -r "$zip_name" "Helldivers 2 Mods"
+		mv "$zip_name" "$current_path"
+
+		if [[ $? -eq 0 ]]; then
+			echo -e "Mods exported to ${GREEN}$current_path/$zip_name${NC}."
+		else
+			echo -e "${RED}Error${NC}: Failed to export mods."
+		fi
 	fi
 }
 
@@ -438,7 +463,11 @@ function mod_import() {
 
 	# copy mods verbosely
 	cp -v "$MODS_EXPORT_DIR"/* "$MODS_DIR"
-	echo -e "Mods imported ${GREEN}successfully${NC}."
+	if [[ $? -eq 0 ]]; then
+		echo -e "Mods imported ${GREEN}successfully${NC}."
+	else
+		echo -e "${RED}Error${NC}: Failed to import mods."
+	fi
 }
 
 # --- Main ---
@@ -483,4 +512,4 @@ function main() {
 	echo "--- /// END /// ---"
 }
 
-main "$@"
\ No newline at end of file
+main "$@"
diff --git a/install.sh b/install.sh
index 136f55d..486f4db 100755
--- a/install.sh
+++ b/install.sh
@@ -1,21 +1,21 @@
-#!/bin/bash
-set -e
-
-if [ "$(id -u)" -eq 0 ]; then
-    echo "Run me as normal user, not as root."
-    exit 1
-fi
-
-DESTINATION_PATH="/usr/local/bin"
-SCRIPT_NAME="h2mm"
-
-echo "Installing $SCRIPT_NAME..."
-sudo curl https://raw.githubusercontent.com/v4n00/h2mm-cli/refs/heads/master/h2mm --output "$DESTINATION_PATH/$SCRIPT_NAME" 
-sudo chmod +x "$DESTINATION_PATH/$SCRIPT_NAME"
-
-if [[ ! -x "$(command -v $SCRIPT_NAME)" ]]; then
-    echo "Installation failed."
-    exit 1
-fi
-
-echo "Helldivers 2 Mod Manager CLI installed successfully to $DESTINATION_PATH/$SCRIPT_NAME. Use it by running '$SCRIPT_NAME'."
+#!/bin/bash
+set -e
+
+if [ "$(id -u)" -eq 0 ]; then
+    echo "Run me as normal user, not as root."
+    exit 1
+fi
+
+DESTINATION_PATH="/usr/local/bin"
+SCRIPT_NAME="h2mm"
+
+echo "Installing $SCRIPT_NAME..."
+sudo curl https://raw.githubusercontent.com/v4n00/h2mm-cli/refs/heads/master/h2mm --output "$DESTINATION_PATH/$SCRIPT_NAME" 
+sudo chmod +x "$DESTINATION_PATH/$SCRIPT_NAME"
+
+if [[ ! -x "$(command -v $SCRIPT_NAME)" ]]; then
+    echo "Installation failed."
+    exit 1
+fi
+
+echo "Helldivers 2 Mod Manager CLI installed successfully to $DESTINATION_PATH/$SCRIPT_NAME. Use it by running '$SCRIPT_NAME'."