diff --git a/backend/services/connection_service.go b/backend/services/connection_service.go
index 5f7732d..659f0bb 100644
--- a/backend/services/connection_service.go
+++ b/backend/services/connection_service.go
@@ -122,12 +122,14 @@ func (c *connectionService) buildOption(config types.ConnectionConfig) (*redis.O
 	}
 
 	option := &redis.Options{
-		Username:     config.Username,
-		Password:     config.Password,
-		DialTimeout:  time.Duration(config.ConnTimeout) * time.Second,
-		ReadTimeout:  time.Duration(config.ExecTimeout) * time.Second,
-		WriteTimeout: time.Duration(config.ExecTimeout) * time.Second,
-		TLSConfig:    tlsConfig,
+		Username:         config.Username,
+		Password:         config.Password,
+		DialTimeout:      time.Duration(config.ConnTimeout) * time.Second,
+		ReadTimeout:      time.Duration(config.ExecTimeout) * time.Second,
+		WriteTimeout:     time.Duration(config.ExecTimeout) * time.Second,
+		TLSConfig:        tlsConfig,
+		DisableIndentity: true,
+		IdentitySuffix:   "tinyrdm_",
 	}
 	if config.Network == "unix" {
 		option.Network = "unix"
@@ -138,10 +140,14 @@ func (c *connectionService) buildOption(config types.ConnectionConfig) (*redis.O
 		}
 	} else {
 		option.Network = "tcp"
+		port := 6379
+		if config.Port > 0 {
+			port = config.Port
+		}
 		if len(config.Addr) <= 0 {
-			option.Addr = fmt.Sprintf("127.0.0.1:%d", config.Port)
+			option.Addr = fmt.Sprintf("127.0.0.1:%d", port)
 		} else {
-			option.Addr = fmt.Sprintf("%s:%d", config.Addr, config.Port)
+			option.Addr = fmt.Sprintf("%s:%d", config.Addr, port)
 		}
 	}
 	if sshClient != nil {
diff --git a/backend/utils/convert/cmd_convert.go b/backend/utils/convert/cmd_convert.go
index 0986560..fb111de 100644
--- a/backend/utils/convert/cmd_convert.go
+++ b/backend/utils/convert/cmd_convert.go
@@ -2,10 +2,6 @@ package convutil
 
 import (
 	"encoding/base64"
-	"github.com/vrischmann/userdir"
-	"os"
-	"os/exec"
-	"path"
 	"strings"
 	sliceutil "tinyrdm/backend/utils/slice"
 )
@@ -39,8 +35,7 @@ func (c CmdConvert) Encode(str string) (string, bool) {
 	if len(args) <= 0 || !containHolder {
 		args = append(args, base64Content)
 	}
-	cmd := exec.Command(c.EncodePath, args...)
-	output, err := cmd.Output()
+	output, err := runCommand(c.EncodePath, args...)
 	if err != nil || len(output) <= 0 || string(output) == "[RDM-ERROR]" {
 		return str, false
 	}
@@ -67,8 +62,7 @@ func (c CmdConvert) Decode(str string) (string, bool) {
 	if len(args) <= 0 || !containHolder {
 		args = append(args, base64Content)
 	}
-	cmd := exec.Command(c.DecodePath, args...)
-	output, err := cmd.Output()
+	output, err := runCommand(c.DecodePath, args...)
 	if err != nil || len(output) <= 0 || string(output) == "[RDM-ERROR]" {
 		return str, false
 	}
@@ -80,13 +74,3 @@ func (c CmdConvert) Decode(str string) (string, bool) {
 	}
 	return string(outputContent[:n]), true
 }
-
-func (c CmdConvert) writeExecuteFile(content []byte, filename string) (string, error) {
-	filepath := path.Join(userdir.GetConfigHome(), "TinyRDM", "decoder", filename)
-	_ = os.Mkdir(path.Dir(filepath), 0777)
-	err := os.WriteFile(filepath, content, 0777)
-	if err != nil {
-		return "", err
-	}
-	return filepath, nil
-}
diff --git a/backend/utils/convert/common.go b/backend/utils/convert/common.go
new file mode 100644
index 0000000..61bf01c
--- /dev/null
+++ b/backend/utils/convert/common.go
@@ -0,0 +1,17 @@
+package convutil
+
+import (
+	"github.com/vrischmann/userdir"
+	"os"
+	"path"
+)
+
+func writeExecuteFile(content []byte, filename string) (string, error) {
+	filepath := path.Join(userdir.GetConfigHome(), "TinyRDM", "decoder", filename)
+	_ = os.Mkdir(path.Dir(filepath), 0777)
+	err := os.WriteFile(filepath, content, 0777)
+	if err != nil {
+		return "", err
+	}
+	return filepath, nil
+}
diff --git a/backend/utils/convert/common_nonwindows.go b/backend/utils/convert/common_nonwindows.go
new file mode 100644
index 0000000..b03e2ba
--- /dev/null
+++ b/backend/utils/convert/common_nonwindows.go
@@ -0,0 +1,12 @@
+//go:build !windows
+
+package convutil
+
+import (
+	"os/exec"
+)
+
+func runCommand(name string, arg ...string) ([]byte, error) {
+	cmd := exec.Command(name, arg...)
+	return cmd.Output()
+}
diff --git a/backend/utils/convert/common_windows.go b/backend/utils/convert/common_windows.go
new file mode 100644
index 0000000..3d7581c
--- /dev/null
+++ b/backend/utils/convert/common_windows.go
@@ -0,0 +1,14 @@
+//go:build windows
+
+package convutil
+
+import (
+	"os/exec"
+	"syscall"
+)
+
+func runCommand(name string, arg ...string) ([]byte, error) {
+	cmd := exec.Command(name, arg...)
+	cmd.SysProcAttr = &syscall.SysProcAttr{HideWindow: true}
+	return cmd.Output()
+}
diff --git a/backend/utils/convert/php_convert.go b/backend/utils/convert/php_convert.go
index 041e638..2e74359 100644
--- a/backend/utils/convert/php_convert.go
+++ b/backend/utils/convert/php_convert.go
@@ -1,9 +1,5 @@
 package convutil
 
-import (
-	"os/exec"
-)
-
 type PhpConvert struct {
 	CmdConvert
 }
@@ -51,12 +47,12 @@ func NewPhpConvert() *PhpConvert {
 	}
 
 	var err error
-	if err = exec.Command(c.DecodePath, "-v").Err; err != nil {
+	if _, err = runCommand(c.DecodePath, "-v"); err != nil {
 		return nil
 	}
 
 	var filepath string
-	if filepath, err = c.writeExecuteFile([]byte(phpDecodeCode), "php_decoder.php"); err != nil {
+	if filepath, err = writeExecuteFile([]byte(phpDecodeCode), "php_decoder.php"); err != nil {
 		return nil
 	}
 	c.DecodeArgs = []string{filepath, "decode"}
diff --git a/backend/utils/convert/pickle_convert.go b/backend/utils/convert/pickle_convert.go
index d8f56bf..e17cf13 100644
--- a/backend/utils/convert/pickle_convert.go
+++ b/backend/utils/convert/pickle_convert.go
@@ -1,7 +1,5 @@
 package convutil
 
-import "os/exec"
-
 type PickleConvert struct {
 	CmdConvert
 }
@@ -42,18 +40,18 @@ func NewPickleConvert() *PickleConvert {
 	}
 	c.DecodePath, c.EncodePath = "python3", "python3"
 	var err error
-	if err = exec.Command(c.DecodePath, "--version").Err; err != nil {
+	if _, err = runCommand(c.DecodePath, "--version"); err != nil {
 		c.DecodePath, c.EncodePath = "python", "python"
-		if err = exec.Command(c.DecodePath, "--version").Err; err != nil {
+		if _, err = runCommand(c.DecodePath, "--version"); err != nil {
 			return nil
 		}
 	}
 	// check if pickle available
-	if err = exec.Command(c.DecodePath, "-c", "import pickle").Err; err != nil {
+	if _, err = runCommand(c.DecodePath, "-c", "import pickle"); err != nil {
 		return nil
 	}
 	var filepath string
-	if filepath, err = c.writeExecuteFile([]byte(pickleDecodeCode), "pickle_decoder.py"); err != nil {
+	if filepath, err = writeExecuteFile([]byte(pickleDecodeCode), "pickle_decoder.py"); err != nil {
 		return nil
 	}
 	c.DecodeArgs = []string{filepath, "decode"}
diff --git a/frontend/src/consts/support_redis_type.js b/frontend/src/consts/support_redis_type.js
index 00b1f0b..b3ffcb0 100644
--- a/frontend/src/consts/support_redis_type.js
+++ b/frontend/src/consts/support_redis_type.js
@@ -33,7 +33,7 @@ export const typesColor = {
     [types.SET]: '#F59E0B',
     [types.ZSET]: '#EF4444',
     [types.STREAM]: '#EC4899',
-    [types.JSON]: '#374254',
+    [types.JSON]: '#828766',
 }
 
 /**
@@ -47,7 +47,7 @@ export const typesBgColor = {
     [types.SET]: '#FDF1DF',
     [types.ZSET]: '#FAEAED',
     [types.STREAM]: '#FDE6F1',
-    [types.JSON]: '#C1C1D3',
+    [types.JSON]: '#ECECD9',
 }
 
 // export const typesName = Object.fromEntries(Object.entries(types).map(([key, value]) => [key, value.name]))