diff --git a/install.sh b/install.sh
index 7521c045..cb79c4a4 100644
--- a/install.sh
+++ b/install.sh
@@ -18,6 +18,9 @@ SERVICE_FILE="/etc/systemd/system/${SERVICE_NAME}.service"
 LEGACY_SERVICE_NAMES=("ganclient" "sing-box")
 RELEASE_BASE_URL="${RELEASE_BASE_URL:-https://s3.cloudyun.top/downloads/singbox}"
 PUBLISHED_SCRIPT_URL="${PUBLISHED_SCRIPT_URL:-https://s3.cloudyun.top/downloads/singbox/install.sh}"
+V2BX_DETECTED=0
+V2BX_CONFIG_PATH=""
+UNINSTALL_V2BX_DEFAULT="${UNINSTALL_V2BX_DEFAULT:-n}"
 
 echo -e "${GREEN}Welcome to singbox Release Installation Script${NC}"
 echo -e "${YELLOW}Published install script: ${PUBLISHED_SCRIPT_URL}${NC}"
@@ -48,9 +51,138 @@ DOWNLOAD_TARGET="${DOWNLOAD_TARGET:-linux-${BINARY_ARCH}}"
 DOWNLOAD_URL="${DOWNLOAD_URL:-${RELEASE_BASE_URL}/sing-box-${DOWNLOAD_TARGET}}"
 TMP_BINARY="$(mktemp)"
 
-mkdir -p "$CONFIG_DIR"
-mkdir -p "$CONFIG_MERGE_DIR"
-mkdir -p "$WORK_DIR"
+find_v2bx_config() {
+    local candidate
+    for candidate in \
+        "/etc/V2bX/config.json" \
+        "/usr/local/V2bX/config.json" \
+        "/etc/v2bx/config.json" \
+        "/usr/local/etc/V2bX/config.json"
+    do
+        if [[ -f "$candidate" ]]; then
+            V2BX_CONFIG_PATH="$candidate"
+            return 0
+        fi
+    done
+    return 1
+}
+
+detect_v2bx() {
+    if command -v v2bx >/dev/null 2>&1; then
+        V2BX_DETECTED=1
+    fi
+    if find_v2bx_config; then
+        V2BX_DETECTED=1
+    fi
+    return 0
+}
+
+load_v2bx_defaults() {
+    if [[ -z "$V2BX_CONFIG_PATH" ]] && ! find_v2bx_config; then
+        return 1
+    fi
+
+    echo -e "${YELLOW}Detected V2bX configuration: ${V2BX_CONFIG_PATH}${NC}"
+
+    if command -v python3 >/dev/null 2>&1; then
+        local parsed
+        parsed="$(python3 - "$V2BX_CONFIG_PATH" <<'PY'
+import json
+import sys
+
+path = sys.argv[1]
+with open(path, "r", encoding="utf-8") as f:
+    data = json.load(f)
+
+nodes = data.get("Nodes") or []
+node = nodes[0] if nodes else {}
+
+for key in ("ApiHost", "ApiKey", "NodeID"):
+    value = node.get(key, "")
+    if value is None:
+        value = ""
+    print(str(value))
+PY
+)"
+        if [[ -n "$parsed" ]]; then
+            local parsed_api_host parsed_api_key parsed_node_id
+            parsed_api_host="$(printf '%s\n' "$parsed" | sed -n '1p')"
+            parsed_api_key="$(printf '%s\n' "$parsed" | sed -n '2p')"
+            parsed_node_id="$(printf '%s\n' "$parsed" | sed -n '3p')"
+
+            if [[ -z "${PANEL_URL:-}" && -n "$parsed_api_host" ]]; then
+                PANEL_URL="$parsed_api_host"
+            fi
+            if [[ -z "${PANEL_TOKEN:-}" && -n "$parsed_api_key" ]]; then
+                PANEL_TOKEN="$parsed_api_key"
+            fi
+            if [[ -z "${NODE_ID:-}" && -n "$parsed_node_id" ]]; then
+                NODE_ID="$parsed_node_id"
+            fi
+
+            echo -e "${YELLOW}Imported defaults from V2bX config: ApiHost=${parsed_api_host:-<empty>}, NodeID=${parsed_node_id:-<empty>}${NC}"
+        fi
+    elif command -v jq >/dev/null 2>&1; then
+        local parsed
+        parsed="$(jq -r '(.Nodes[0].ApiHost // ""), (.Nodes[0].ApiKey // ""), (.Nodes[0].NodeID // "")' "$V2BX_CONFIG_PATH" 2>/dev/null || true)"
+        if [[ -n "$parsed" ]]; then
+            local parsed_api_host parsed_api_key parsed_node_id
+            parsed_api_host="$(printf '%s\n' "$parsed" | sed -n '1p')"
+            parsed_api_key="$(printf '%s\n' "$parsed" | sed -n '2p')"
+            parsed_node_id="$(printf '%s\n' "$parsed" | sed -n '3p')"
+
+            if [[ -z "${PANEL_URL:-}" && -n "$parsed_api_host" ]]; then
+                PANEL_URL="$parsed_api_host"
+            fi
+            if [[ -z "${PANEL_TOKEN:-}" && -n "$parsed_api_key" ]]; then
+                PANEL_TOKEN="$parsed_api_key"
+            fi
+            if [[ -z "${NODE_ID:-}" && -n "$parsed_node_id" ]]; then
+                NODE_ID="$parsed_node_id"
+            fi
+
+            echo -e "${YELLOW}Imported defaults from V2bX config: ApiHost=${parsed_api_host:-<empty>}, NodeID=${parsed_node_id:-<empty>}${NC}"
+        fi
+    else
+        echo -e "${YELLOW}Neither python3 nor jq found, skipping automatic V2bX config import.${NC}"
+    fi
+
+    return 0
+}
+
+stop_v2bx_if_present() {
+    if [[ "$V2BX_DETECTED" -ne 1 ]]; then
+        return 0
+    fi
+    if ! command -v v2bx >/dev/null 2>&1; then
+        echo -e "${YELLOW}V2bX config detected but 'v2bx' command not found, skipping stop/disable.${NC}"
+        return 0
+    fi
+
+    echo -e "${YELLOW}Detected V2bX, stopping and disabling it before continuing...${NC}"
+    v2bx stop || true
+    v2bx disable || true
+}
+
+prompt_uninstall_v2bx() {
+    if [[ "$V2BX_DETECTED" -ne 1 ]]; then
+        return 0
+    fi
+    if ! command -v v2bx >/dev/null 2>&1; then
+        return 0
+    fi
+
+    read -p "Detected V2bX. Uninstall it now? [${UNINSTALL_V2BX_DEFAULT}]: " INPUT_UNINSTALL_V2BX
+    local uninstall_v2bx_answer
+    uninstall_v2bx_answer=${INPUT_UNINSTALL_V2BX:-$UNINSTALL_V2BX_DEFAULT}
+
+    if [[ "$uninstall_v2bx_answer" =~ ^([yY][eE][sS]|[yY]|1|true|TRUE)$ ]]; then
+        echo -e "${YELLOW}Running: v2bx uninstall${NC}"
+        v2bx uninstall
+    else
+        echo -e "${YELLOW}Keeping existing V2bX installation.${NC}"
+    fi
+}
 
 download_binary() {
     echo -e "${YELLOW}Downloading sing-box release binary...${NC}"
@@ -106,14 +238,23 @@ cleanup_legacy_service() {
     done
 }
 
-download_binary
-cleanup_legacy_service
+detect_v2bx
+stop_v2bx_if_present
+
+mkdir -p "$CONFIG_DIR"
+mkdir -p "$CONFIG_MERGE_DIR"
+mkdir -p "$WORK_DIR"
 
 if [[ -f ".env" ]]; then
     echo -e "${YELLOW}Loading configuration from .env...${NC}"
     source .env
 fi
 
+load_v2bx_defaults || true
+
+download_binary
+cleanup_legacy_service
+
 read -p "Enter Panel URL [${PANEL_URL}]: " INPUT_URL
 PANEL_URL=${INPUT_URL:-$PANEL_URL}
 
@@ -330,6 +471,8 @@ systemctl daemon-reload
 systemctl enable "$SERVICE_NAME"
 systemctl restart "$SERVICE_NAME"
 
+prompt_uninstall_v2bx
+
 echo -e "${GREEN}Service installed and started successfully.${NC}"
 echo -e "${GREEN}Check status with: systemctl status ${SERVICE_NAME}${NC}"
 echo -e "${GREEN}View logs with: journalctl -u ${SERVICE_NAME} -f${NC}"