diff --git a/pkg/uixt/driver_ext/ext.go b/pkg/uixt/driver_ext/ext.go
index f1b31d26..5473394a 100644
--- a/pkg/uixt/driver_ext/ext.go
+++ b/pkg/uixt/driver_ext/ext.go
@@ -16,7 +16,7 @@ type IStubDriver interface {
 	LogoutNoneUI(packageName string) error
 }
 
-func NewXTDriver(driver uixt.IDriver, opts ...ai.AIServiceOption) *XTDriver {
+func NewXTDriver(driver IStubDriver, opts ...ai.AIServiceOption) *XTDriver {
 	services := ai.NewAIService(opts...)
 	driverExt := &XTDriver{
 		XTDriver: &uixt.XTDriver{
@@ -24,11 +24,13 @@ func NewXTDriver(driver uixt.IDriver, opts ...ai.AIServiceOption) *XTDriver {
 			CVService:  services.ICVService,
 			LLMService: services.ILLMService,
 		},
+		IStubDriver: driver,
 	}
 	return driverExt
 }
 
 type XTDriver struct {
+	IStubDriver
 	*uixt.XTDriver
 }
 
@@ -48,7 +50,7 @@ func (dExt *XTDriver) Install(filePath string, opts ...option.InstallOption) err
 	if _, ok := dExt.GetDevice().(*uixt.AndroidDevice); ok {
 		stopChan := make(chan struct{})
 		go func() {
-			ticker := time.NewTicker(3 * time.Second)
+			ticker := time.NewTicker(5 * time.Second)
 			defer ticker.Stop()
 
 			for {
@@ -56,6 +58,7 @@ func (dExt *XTDriver) Install(filePath string, opts ...option.InstallOption) err
 				case <-ticker.C:
 					go func() {
 						_ = dExt.TapByOCR("^(.*无视风险安装|正在扫描.*|我知道了|稍后继续|稍后提醒|继续安装|知道了|确定|继续|完成|点击继续安装|继续安装旧版本|替换|.*正在安装|安装|授权本次安装|重新安装|仍要安装|更多详情|我知道了|已了解此应用未经检测.)$", option.WithRegex(true), option.WithIgnoreNotFoundError(true))
+						//_ = dExt.IDriver.TapByHierarchy("^(.*无视风险安装|正在扫描.*|我知道了|稍后继续|稍后提醒|继续安装|知道了|确定|继续|完成|点击继续安装|继续安装旧版本|替换|.*正在安装|安装|授权本次安装|重新安装|仍要安装|更多详情|我知道了|已了解此应用未经检测.)$", option.WithRegex(true), option.WithIgnoreNotFoundError(true))
 					}()
 				case <-stopChan:
 					log.Info().Msg("install complete")
diff --git a/server/app.go b/server/app.go
index ac45cef5..a5bd45bf 100644
--- a/server/app.go
+++ b/server/app.go
@@ -25,7 +25,7 @@ func (r *Router) appInfoHandler(c *gin.Context) {
 		RenderErrorValidateRequest(c, err)
 		return
 	}
-	device, err := GetDevice(c)
+	device, err := r.GetDevice(c)
 	if err != nil {
 		return
 	}
diff --git a/server/context.go b/server/context.go
index 21588e23..48af2b3a 100644
--- a/server/context.go
+++ b/server/context.go
@@ -19,7 +19,7 @@ func (p RouterBaseMethod) GetDriver(c *gin.Context) (driverExt uixt.IXTDriver, e
 	var device uixt.IDevice
 	var driver uixt.IDriver
 	if !exists {
-		device, err = GetDevice(c)
+		device, err = p.GetDevice(c)
 		if err != nil {
 			return nil, err
 		}
@@ -39,7 +39,7 @@ func (p RouterBaseMethod) GetDriver(c *gin.Context) (driverExt uixt.IXTDriver, e
 	return driverExt, nil
 }
 
-func GetDevice(c *gin.Context) (device uixt.IDevice, err error) {
+func (p RouterBaseMethod) GetDevice(c *gin.Context) (device uixt.IDevice, err error) {
 	platform := c.Param("platform")
 	serial := c.Param("serial")
 	if serial == "" {
@@ -96,7 +96,7 @@ func RenderError(c *gin.Context, err error) {
 	c.JSON(http.StatusInternalServerError,
 		HttpResponse{
 			Code:    code.GetErrorCode(err),
-			Message: err.Error(),
+			Message: "grey " + err.Error(),
 		},
 	)
 	c.Abort()
@@ -111,7 +111,7 @@ func RenderErrorInitDriver(c *gin.Context, err error) {
 	c.JSON(http.StatusInternalServerError,
 		HttpResponse{
 			Code:    errCode,
-			Message: "init driver failed",
+			Message: "grey init driver failed",
 		},
 	)
 	c.Abort()
@@ -121,7 +121,7 @@ func RenderErrorValidateRequest(c *gin.Context, err error) {
 	log.Error().Err(err).Msg("validate request failed")
 	c.JSON(http.StatusBadRequest, HttpResponse{
 		Code:    code.GetErrorCode(code.InvalidParamError),
-		Message: fmt.Sprintf("validate request param failed: %s", err.Error()),
+		Message: fmt.Sprintf("grey validate request param failed: %s", err.Error()),
 	})
 	c.Abort()
 }
diff --git a/server/ext/context.go b/server/ext/context.go
index 73bb7771..70c99305 100644
--- a/server/ext/context.go
+++ b/server/ext/context.go
@@ -1,9 +1,8 @@
 package server_ext
 
 import (
-	"strings"
-
 	"github.com/gin-gonic/gin"
+	"strings"
 
 	"github.com/httprunner/httprunner/v5/pkg/uixt"
 	"github.com/httprunner/httprunner/v5/pkg/uixt/ai"
@@ -16,9 +15,9 @@ func (p RouterBaseMethodExt) GetDriver(c *gin.Context) (driverExt uixt.IXTDriver
 	serial := c.Param("serial")
 	deviceObj, exists := c.Get("device")
 	var device uixt.IDevice
-	var driver uixt.IDriver
+	var driver driver_ext.IStubDriver
 	if !exists {
-		device, err = server.GetDevice(c)
+		device, err = p.GetDevice(c)
 		if err != nil {
 			return nil, err
 		}
diff --git a/server/main.go b/server/main.go
index 9fef05a0..ee18f7e2 100644
--- a/server/main.go
+++ b/server/main.go
@@ -29,6 +29,7 @@ type RouterBaseMethod struct {
 
 type IRouterBaseMethod interface {
 	GetDriver(c *gin.Context) (driver uixt.IXTDriver, err error)
+	GetDevice(c *gin.Context) (driver uixt.IDevice, err error)
 }
 
 func (r *Router) Init() {