diff --git a/.gitignore b/.gitignore
index 1698aa12..82c90ee0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -23,4 +23,6 @@ dist/
 *.yml
 bin/*
 alist
-*.json
\ No newline at end of file
+*.json
+public/index.html
+public/assets/
\ No newline at end of file
diff --git a/alist.go b/alist.go
index 48f0a6ca..4ac0421e 100644
--- a/alist.go
+++ b/alist.go
@@ -27,11 +27,14 @@ func Init() {
 func main() {
 	Init()
 	app := fiber.New()
+	server.InitApiRouter(app)
 	app.Use("/",filesystem.New(filesystem.Config{
 		Root:         http.FS(public.Public),
-		//NotFoundFile: "index.html",
+		NotFoundFile: "index.html",
 	}))
-	server.InitApiRouter(app)
 	log.Info("starting server")
-	_ = app.Listen(fmt.Sprintf(":%d", conf.Conf.Port))
+	err := app.Listen(fmt.Sprintf(":%d", conf.Conf.Port))
+	if err != nil {
+		log.Errorf("failed to start: %s", err.Error())
+	}
 }
diff --git a/bootstrap/model.go b/bootstrap/model.go
index 7dcd0c53..43b88c22 100644
--- a/bootstrap/model.go
+++ b/bootstrap/model.go
@@ -135,18 +135,24 @@ func initSettings() {
 			},
 			{
 				Key:         "logo",
-				Value:       "",
+				Value:       "https://store.heytapimage.com/cdo-portal/feedback/202110/30/d43c41c5d257c9bc36366e310374fb19.png",
 				Type:        "string",
 				Description: "logo",
 				Group:       model.PUBLIC,
 			},
 			{
-				Key:         "icon_color",
+				Key:         "icon color",
 				Value:       "blue.400",
 				Type:        "string",
 				Description: "icon's color",
 				Group:       model.PUBLIC,
 			},
+			{
+				Key: "text types",
+				Value: "txt,htm,html,xml,java,properties,sql,js,md,json,conf,ini,vue,php,py,bat,gitignore,yml,go,sh,c,cpp,h,hpp",
+				Type: "string",
+				Description: "text type extensions",
+			},
 		},
 	}
 	for k, v := range settingsMap {
@@ -158,4 +164,8 @@ func initSettings() {
 			}
 		}
 	}
+	textTypes, err := model.GetSettingByKey("text types")
+	if err==nil{
+		conf.ImageTypes = strings.Split(textTypes.Value,",")
+	}
 }
diff --git a/conf/var.go b/conf/var.go
index 8e06fe6d..b8d504d9 100644
--- a/conf/var.go
+++ b/conf/var.go
@@ -23,5 +23,5 @@ var (
 	OfficeTypes = []string{"doc", "docx", "xls", "xlsx", "ppt", "pptx", "pdf"}
 	VideoTypes  = []string{"mp4", "mkv", "avi", "mov", "rmvb"}
 	AudioTypes  = []string{"mp3", "flac","ogg"}
-	ImageTypes = []string{"jpg","jpeg","png","gif","bmp","svg"}
+	ImageTypes = []string{"jpg","tiff","jpeg","png","gif","bmp","svg"}
 )
diff --git a/server/router.go b/server/router.go
index 38550384..7eb12776 100644
--- a/server/router.go
+++ b/server/router.go
@@ -17,7 +17,6 @@ func InitApiRouter(app *fiber.App) {
 	api.Use(SetSuccess)
 	public := api.Group("/public")
 	{
-		// TODO check accounts
 		public.Post("/path", CheckAccount, Path)
 		public.Get("/settings", GetSettingsPublic)
 	}
diff --git a/server/setting.go b/server/setting.go
index 7e4fbbc8..3b5aceb5 100644
--- a/server/setting.go
+++ b/server/setting.go
@@ -1,9 +1,11 @@
 package server
 
 import (
+	"github.com/Xhofe/alist/conf"
 	"github.com/Xhofe/alist/model"
 	"github.com/gofiber/fiber/v2"
 	"strconv"
+	"strings"
 )
 
 func SaveSettings(ctx *fiber.Ctx) error {
@@ -17,6 +19,10 @@ func SaveSettings(ctx *fiber.Ctx) error {
 	if err := model.SaveSettings(req); err != nil {
 		return ErrorResp(ctx, err, 500)
 	} else {
+		textTypes, err := model.GetSettingByKey("text types")
+		if err==nil{
+			conf.ImageTypes = strings.Split(textTypes.Value,",")
+		}
 		return SuccessResp(ctx)
 	}
 }
diff --git a/utils/file.go b/utils/file.go
index f7c93281..61218059 100644
--- a/utils/file.go
+++ b/utils/file.go
@@ -34,7 +34,7 @@ func GetFileType(ext string) int {
 	if ext == "" {
 		return conf.UNKNOWN
 	}
-	ext = strings.TrimLeft(ext,".")
+	ext = strings.ToLower(strings.TrimLeft(ext,"."))
 	if IsContain(conf.OfficeTypes, ext) {
 		return conf.OFFICE
 	}