diff --git a/cmd/kubevpn/cmds/connect.go b/cmd/kubevpn/cmds/connect.go
index 3344291f..5669a86a 100644
--- a/cmd/kubevpn/cmds/connect.go
+++ b/cmd/kubevpn/cmds/connect.go
@@ -59,9 +59,11 @@ func CmdConnect(f cmdutil.Factory) *cobra.Command {
 				log.Errorln(err)
 				handler.Cleanup(syscall.SIGQUIT)
 			} else {
+				fmt.Println()
 				fmt.Println(`---------------------------------------------------------------------------`)
 				fmt.Println(`    Now you can access resources in the kubernetes cluster, enjoy it :)    `)
 				fmt.Println(`---------------------------------------------------------------------------`)
+				fmt.Println()
 			}
 			select {}
 		},
diff --git a/cmd/kubevpn/cmds/options.go b/cmd/kubevpn/cmds/options.go
index 4b8ea4fa..76ce936e 100644
--- a/cmd/kubevpn/cmds/options.go
+++ b/cmd/kubevpn/cmds/options.go
@@ -12,7 +12,7 @@ import (
 var (
 	optionsExample = templates.Examples(i18n.T(`
 		# Print flags inherited by all commands
-		kubectl options`))
+		kubevpn options`))
 )
 
 func CmdOptions(cmdutil.Factory) *cobra.Command {
diff --git a/cmd/kubevpn/cmds/upgrade.go b/cmd/kubevpn/cmds/upgrade.go
index d0c0a65d..e0cab1fe 100644
--- a/cmd/kubevpn/cmds/upgrade.go
+++ b/cmd/kubevpn/cmds/upgrade.go
@@ -31,7 +31,7 @@ func CmdUpgrade(_ cmdutil.Factory) *cobra.Command {
 			if err != nil {
 				log.Fatal(err)
 			}
-			log.Infoln("Done")
+			println("Done")
 		},
 	}
 	return cmd
diff --git a/go.mod b/go.mod
index 76882c89..22547942 100644
--- a/go.mod
+++ b/go.mod
@@ -36,9 +36,11 @@ require (
 	github.com/containernetworking/cni v1.1.2
 	github.com/hashicorp/go-version v1.6.0
 	github.com/mattbaird/jsonpatch v0.0.0-20200820163806-098863c1fc24
+	github.com/schollz/progressbar/v3 v3.13.0
 	github.com/stretchr/testify v1.8.1
 	golang.org/x/exp v0.0.0-20230113213754-f9f960f08ad4
 	golang.org/x/oauth2 v0.4.0
+	golang.org/x/term v0.4.0
 	k8s.io/utils v0.0.0-20230115233650-391b47cb4029
 	sigs.k8s.io/yaml v1.3.0
 )
@@ -75,6 +77,8 @@ require (
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/liggitt/tabwriter v0.0.0-20181228230101-89fcab3d43de // indirect
 	github.com/mailru/easyjson v0.7.7 // indirect
+	github.com/mattn/go-runewidth v0.0.14 // indirect
+	github.com/mitchellh/colorstring v0.0.0-20190213212951-d06e56a500db // indirect
 	github.com/mitchellh/go-wordwrap v1.0.1 // indirect
 	github.com/moby/spdystream v0.2.0 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
@@ -84,13 +88,13 @@ require (
 	github.com/peterbourgon/diskv v2.0.1+incompatible // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/riobard/go-bloom v0.0.0-20200614022211-cdc8013cb5b3 // indirect
+	github.com/rivo/uniseg v0.4.3 // indirect
 	github.com/russross/blackfriday/v2 v2.1.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/xlab/treeprint v1.1.0 // indirect
 	go.starlark.net v0.0.0-20230112144946-fae38c8a6d89 // indirect
 	golang.org/x/crypto v0.5.0 // indirect
 	golang.org/x/mod v0.7.0 // indirect
-	golang.org/x/term v0.4.0 // indirect
 	golang.org/x/text v0.6.0 // indirect
 	golang.org/x/time v0.3.0 // indirect
 	golang.org/x/tools v0.5.0 // indirect
diff --git a/go.sum b/go.sum
index cacda974..a576d128 100644
--- a/go.sum
+++ b/go.sum
@@ -214,6 +214,7 @@ github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnr
 github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo=
 github.com/jstemmer/go-junit-report v0.0.0-20190106144839-af01ea7f8024/go.mod h1:6v2b51hI/fHJwM22ozAgKL4VKDeJcHhJFhtBdhmNjmU=
 github.com/jstemmer/go-junit-report v0.9.1/go.mod h1:Brl9GWCQeLvo8nXZwPNNblvFj/XSXhF0NWZEnDohbsk=
+github.com/k0kubun/go-ansi v0.0.0-20180517002512-3bf9e2903213/go.mod h1:vNUNkEQ1e29fT/6vq2aBdFsgNPmy8qMdSay1npru+Sw=
 github.com/kisielk/errcheck v1.5.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI2bnpBCr8=
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
 github.com/kr/fs v0.1.0/go.mod h1:FFnZGqtBN9Gxj7eW1uZ42v5BccTP0vu6NEaFoC2HwRg=
@@ -232,10 +233,15 @@ github.com/mailru/easyjson v0.7.7 h1:UGYAvKxe3sBsEDzO8ZeWOSlIQfWFlxbzLZe7hwFURr0
 github.com/mailru/easyjson v0.7.7/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc=
 github.com/mattbaird/jsonpatch v0.0.0-20200820163806-098863c1fc24 h1:uYuGXJBAi1umT+ZS4oQJUgKtfXCAYTR+n9zw1ViT0vA=
 github.com/mattbaird/jsonpatch v0.0.0-20200820163806-098863c1fc24/go.mod h1:M1qoD/MqPgTZIk0EWKB38wE28ACRfVcn+cU08jyArI0=
+github.com/mattn/go-isatty v0.0.17/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
+github.com/mattn/go-runewidth v0.0.14 h1:+xnbZSEeDbOIg5/mE6JF0w6n9duR1l3/WmbinWVwUuU=
+github.com/mattn/go-runewidth v0.0.14/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
 github.com/miekg/dns v1.1.50 h1:DQUfb9uc6smULcREF09Uc+/Gd46YWqJd5DbpPE9xkcA=
 github.com/miekg/dns v1.1.50/go.mod h1:e3IlAVfNqAllflbibAZEWOXOQ+Ynzk/dDozDxY7XnME=
 github.com/milosgajdos/tenus v0.0.3 h1:jmaJzwaY1DUyYVD0lM4U+uvP2kkEg1VahDqRFxIkVBE=
 github.com/milosgajdos/tenus v0.0.3/go.mod h1:eIjx29vNeDOYWJuCnaHY2r4fq5egetV26ry3on7p8qY=
+github.com/mitchellh/colorstring v0.0.0-20190213212951-d06e56a500db h1:62I3jR2EmQ4l5rM/4FEfDWcRD+abF5XlKShorW5LRoQ=
+github.com/mitchellh/colorstring v0.0.0-20190213212951-d06e56a500db/go.mod h1:l0dey0ia/Uv7NcFFVbCLtqEBQbrT4OCwCSKTEv6enCw=
 github.com/mitchellh/go-wordwrap v1.0.1 h1:TLuKupo69TCn6TQSyGxwI1EblZZEsQ0vMlAFQflz0v0=
 github.com/mitchellh/go-wordwrap v1.0.1/go.mod h1:R62XHJLzvMFRBbcrT7m7WgmE1eOyTSsCt+hzestvNj0=
 github.com/moby/spdystream v0.2.0 h1:cjW1zVyyoiM0T7b6UoySUFqzXMoqRckQtXwGPiBhOM8=
@@ -275,10 +281,15 @@ github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:
 github.com/prometheus/client_model v0.2.0/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
 github.com/riobard/go-bloom v0.0.0-20200614022211-cdc8013cb5b3 h1:f/FNXud6gA3MNr8meMVVGxhp+QBTqY91tM8HjEuMjGg=
 github.com/riobard/go-bloom v0.0.0-20200614022211-cdc8013cb5b3/go.mod h1:HgjTstvQsPGkxUsCd2KWxErBblirPizecHcpD3ffK+s=
+github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
+github.com/rivo/uniseg v0.4.3 h1:utMvzDsuh3suAEnhH0RdHmoPbU648o6CvXxTx4SBMOw=
+github.com/rivo/uniseg v0.4.3/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
 github.com/rogpeppe/fastuuid v1.2.0/go.mod h1:jVj6XXZzXRy/MSR5jhDC/2q6DgLz+nrA6LYCDYWNEvQ=
 github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
 github.com/russross/blackfriday/v2 v2.1.0 h1:JIOH55/0cWyOuilr9/qlrm0BSXldqnqwMsf35Ld67mk=
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
+github.com/schollz/progressbar/v3 v3.13.0 h1:9TeeWRcjW2qd05I8Kf9knPkW4vLM/hYoa6z9ABvxje8=
+github.com/schollz/progressbar/v3 v3.13.0/go.mod h1:ZBYnSuLAX2LU8P8UiKN/KgF2DY58AJC8yfVYLPC8Ly4=
 github.com/sergi/go-diff v1.1.0 h1:we8PVUC3FE2uYfodKH/nBHMSetSfHDR6scGdBi+erh0=
 github.com/shadowsocks/go-shadowsocks2 v0.1.5 h1:PDSQv9y2S85Fl7VBeOMF9StzeXZyK1HakRm86CUbr28=
 github.com/shadowsocks/go-shadowsocks2 v0.1.5/go.mod h1:AGGpIoek4HRno4xzyFiAtLHkOpcoznZEkAccaI/rplM=
@@ -468,6 +479,7 @@ golang.org/x/sys v0.0.0-20210616094352-59db8d763f22/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210816183151-1e6c022a8912/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220908164124-27713097b956/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.4.0 h1:Zr2JFtRQNX3BCZ8YtxRE9hNJYC8J6I1MVbMg6owUp18=
 golang.org/x/sys v0.4.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
diff --git a/pkg/upgrade/upgrade.go b/pkg/upgrade/upgrade.go
index c8303be7..17eca289 100644
--- a/pkg/upgrade/upgrade.go
+++ b/pkg/upgrade/upgrade.go
@@ -6,10 +6,12 @@ import (
 	"io"
 	"net/http"
 	"os"
+	"path/filepath"
 	"runtime"
 
 	goversion "github.com/hashicorp/go-version"
-	"k8s.io/utils/pointer"
+	"github.com/schollz/progressbar/v3"
+	"github.com/wencaiwulue/kubevpn/pkg/util"
 )
 
 // Main
@@ -17,24 +19,48 @@ import (
 // 2) get the latest version
 // 3) compare two version decide needs to download or not
 // 4) download newer version
-// 5) chmod +x, move old to /temp, move new to CURRENT_FOLDER
+// 5) check permission of putting new kubevpn back
+// 6) chmod +x, move old to /temp, move new to CURRENT_FOLDER
 func Main(current string, client *http.Client) error {
 	version, url, err := getManifest(client)
 	if err != nil {
 		return err
 	}
-	cVersion, err := goversion.NewVersion(current)
+	fmt.Printf("The latest version is: %s\n", version)
+	var cVersion, dVersion *goversion.Version
+	cVersion, err = goversion.NewVersion(current)
 	if err != nil {
 		return err
 	}
-	dVersion, err := goversion.NewVersion(version)
+	dVersion, err = goversion.NewVersion(version)
 	if err != nil {
 		return err
 	}
 	if cVersion.GreaterThanOrEqual(dVersion) {
-		fmt.Println("current version is bigger than latest version, don't needs to download")
+		fmt.Println("Already up to date, don't needs to upgrade")
 		return nil
 	}
+
+	var executable string
+	executable, err = os.Executable()
+	if err != nil {
+		return err
+	}
+	var tem *os.File
+	tem, err = os.Create(filepath.Join(filepath.Dir(executable), ".test"))
+	if tem != nil {
+		_ = tem.Close()
+		_ = os.Remove(tem.Name())
+	}
+	if os.IsPermission(err) {
+		util.RunWithElevated()
+		os.Exit(0)
+	} else if err != nil {
+		return err
+	}
+
+	fmt.Printf("Current version is: %s less than latest version: %s, needs to upgrade\n", cVersion, dVersion)
+
 	var temp *os.File
 	temp, err = os.CreateTemp("", "")
 	if err != nil {
@@ -82,18 +108,19 @@ func getManifest(httpCli *http.Client) (version string, url string, err error) {
 	var resp *http.Response
 	resp, err = httpCli.Get("https://api.github.com/repos/wencaiwulue/kubevpn/releases/latest")
 	if err != nil {
-		err = fmt.Errorf("failed to resp latest version of KubeVPN, err: %v", err)
+		err = fmt.Errorf("failed to call github api, err: %v", err)
 		return
 	}
-	all, err := io.ReadAll(resp.Body)
+	var all []byte
+	all, err = io.ReadAll(resp.Body)
 	if err != nil {
-		err = fmt.Errorf("failed to resp latest version of KubeVPN, err: %v", err)
+		err = fmt.Errorf("failed to read all reponse from github api, err: %v", err)
 		return
 	}
 	var m RootEntity
 	err = json.Unmarshal(all, &m)
 	if err != nil {
-		err = fmt.Errorf("failed to resp latest version of KubeVPN, err: %v", err)
+		err = fmt.Errorf("failed to unmarshal reponse, err: %v", err)
 		return
 	}
 	version = m.TagName
@@ -108,7 +135,7 @@ func getManifest(httpCli *http.Client) (version string, url string, err error) {
 		}
 	}
 	if len(url) == 0 {
-		err = fmt.Errorf("failed to resp latest version url of KubeVPN, resp: %s", string(all))
+		err = fmt.Errorf("can not found latest version url of KubeVPN, resp: %s", string(all))
 		return
 	}
 	return
@@ -121,39 +148,34 @@ func download(client *http.Client, url string, filename string) error {
 	if err != nil {
 		return err
 	}
-	pr := make(chan Update, 1)
-	p := &progressReader{
-		rc:    get.Body,
-		count: pointer.Int64(0),
-		progress: &progress{
-			updates:    pr,
-			lastUpdate: &Update{},
-		},
-	}
-	p.progress.total(get.ContentLength)
-	go func() {
-		var last string
-		for {
-			select {
-			case u, ok := <-pr:
-				if ok {
-					per := float32(u.Complete) / float32(u.Total) * 100
-					s := fmt.Sprintf("%.0f%%", per)
-					if last != s {
-						fmt.Printf(fmt.Sprintf("\r%s%%", s))
-						last = s
-					}
-				}
-			}
-		}
-	}()
+	defer get.Body.Close()
+	total := float64(get.ContentLength) / 1024 / 1024
+	fmt.Printf("Length: 68276642 (%0.2fM)\n", total)
+
 	var f *os.File
 	f, err = os.OpenFile(filename, os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0755)
 	if err != nil {
 		return err
 	}
 	defer f.Close()
+	bar := progressbar.NewOptions(int(get.ContentLength),
+		progressbar.OptionSetWriter(os.Stdout),
+		progressbar.OptionEnableColorCodes(true),
+		progressbar.OptionShowBytes(true),
+		progressbar.OptionSetWidth(50),
+		progressbar.OptionOnCompletion(func() {
+			_, _ = fmt.Fprint(os.Stderr, "\n")
+		}),
+		progressbar.OptionSetRenderBlankState(true),
+		progressbar.OptionSetDescription("Writing temp file..."),
+		progressbar.OptionSetTheme(progressbar.Theme{
+			Saucer:        "=",
+			SaucerHead:    ">",
+			SaucerPadding: " ",
+			BarStart:      "[",
+			BarEnd:        "]",
+		}))
 	buf := make([]byte, 10<<(10*2)) // 10M
-	_, err = io.CopyBuffer(f, p, buf)
+	_, err = io.CopyBuffer(io.MultiWriter(f, bar), get.Body, buf)
 	return err
 }