diff --git a/infra/conf/wireguard.go b/infra/conf/wireguard.go
index 2165a40d5a79..9952101a0a5a 100644
--- a/infra/conf/wireguard.go
+++ b/infra/conf/wireguard.go
@@ -1,10 +1,8 @@
 package conf
 
 import (
-	"context"
 	"encoding/base64"
 	"encoding/hex"
-	"fmt"
 	"strings"
 
 	"github.com/xtls/xray-core/common/errors"
@@ -53,8 +51,7 @@ func (c *WireGuardPeerConfig) Build() (proto.Message, error) {
 type WireGuardConfig struct {
 	IsClient bool `json:""`
 
-	KernelTun      *bool                  `json:"kernelTun"`
-	KernelMode     *bool                  `json:"kernelMode"`
+	NoKernelTun    bool                   `json:"noKernelTun"`
 	SecretKey      string                 `json:"secretKey"`
 	Address        []string               `json:"address"`
 	Peers          []*WireGuardPeerConfig `json:"peers"`
@@ -121,26 +118,7 @@ func (c *WireGuardConfig) Build() (proto.Message, error) {
 	}
 
 	config.IsClient = c.IsClient
-	kernelTunSupported, err := wireguard.KernelTunSupported()
-	if err != nil {
-		errors.LogWarning(context.Background(), fmt.Sprintf("Failed to check kernel TUN support: %v. This may indicate that your OS doesn't support kernel TUN or you lack the necessary permissions. Please ensure you have the required privileges.", err))
-		config.KernelMode = false
-		return config, nil
-	}
-	if c.KernelMode == nil {
-		c.KernelMode = c.KernelTun
-	}
-	if c.KernelMode != nil {
-		config.KernelMode = *c.KernelMode
-		if config.KernelMode && !kernelTunSupported {
-			errors.LogWarning(context.Background(), "kernel TUN is not supported on your OS or permission is insufficient")
-		}
-	} else {
-		config.KernelMode = kernelTunSupported
-		if config.KernelMode {
-			errors.LogDebug(context.Background(), "kernel TUN is enabled as it's supported and permission is sufficient")
-		}
-	}
+	config.NoKernelTun = c.NoKernelTun
 
 	return config, nil
 }
diff --git a/infra/conf/wireguard_test.go b/infra/conf/wireguard_test.go
index 5795110544a4..c4c24c44a938 100644
--- a/infra/conf/wireguard_test.go
+++ b/infra/conf/wireguard_test.go
@@ -26,7 +26,7 @@ func TestWireGuardConfig(t *testing.T) {
 				"mtu": 1300,
 				"workers": 2,
 				"domainStrategy": "ForceIPv6v4",
-				"kernelMode": false
+				"noKernelTun": false
 			}`,
 			Parser: loadJSON(creator),
 			Output: &wireguard.DeviceConfig{
@@ -45,7 +45,7 @@ func TestWireGuardConfig(t *testing.T) {
 				Mtu:            1300,
 				NumWorkers:     2,
 				DomainStrategy: wireguard.DeviceConfig_FORCE_IP64,
-				KernelMode:     false,
+				NoKernelTun:    false,
 			},
 		},
 	})
diff --git a/proxy/wireguard/config.go b/proxy/wireguard/config.go
index 2a316cdd7df8..8995f35eb371 100644
--- a/proxy/wireguard/config.go
+++ b/proxy/wireguard/config.go
@@ -1,5 +1,11 @@
 package wireguard
 
+import (
+	"context"
+
+	"github.com/xtls/xray-core/common/errors"
+)
+
 func (c *DeviceConfig) preferIP4() bool {
 	return c.DomainStrategy == DeviceConfig_FORCE_IP ||
 		c.DomainStrategy == DeviceConfig_FORCE_IP4 ||
@@ -25,8 +31,17 @@ func (c *DeviceConfig) fallbackIP6() bool {
 }
 
 func (c *DeviceConfig) createTun() tunCreator {
-	if c.KernelMode {
-		return createKernelTun
+	if c.NoKernelTun {
+		return createGVisorTun
+	}
+	kernelTunSupported, err := KernelTunSupported()
+	if err != nil {
+		errors.LogWarning(context.Background(), "Using gVisor TUN. Failed to check kernel TUN support:", err)
+		return createGVisorTun
+	}
+	if !kernelTunSupported {
+		errors.LogWarning(context.Background(), "Using gVisor TUN. Kernel TUN is not supported on your OS, or your permission is insufficient.)")
+		return createGVisorTun
 	}
-	return createGVisorTun
+	return createKernelTun
 }
diff --git a/proxy/wireguard/config.pb.go b/proxy/wireguard/config.pb.go
index 3d90c953755b..17f1a1746823 100644
--- a/proxy/wireguard/config.pb.go
+++ b/proxy/wireguard/config.pb.go
@@ -165,7 +165,7 @@ type DeviceConfig struct {
 	Reserved       []byte                      `protobuf:"bytes,6,opt,name=reserved,proto3" json:"reserved,omitempty"`
 	DomainStrategy DeviceConfig_DomainStrategy `protobuf:"varint,7,opt,name=domain_strategy,json=domainStrategy,proto3,enum=xray.proxy.wireguard.DeviceConfig_DomainStrategy" json:"domain_strategy,omitempty"`
 	IsClient       bool                        `protobuf:"varint,8,opt,name=is_client,json=isClient,proto3" json:"is_client,omitempty"`
-	KernelMode     bool                        `protobuf:"varint,9,opt,name=kernel_mode,json=kernelMode,proto3" json:"kernel_mode,omitempty"`
+	NoKernelTun    bool                        `protobuf:"varint,9,opt,name=no_kernel_tun,json=noKernelTun,proto3" json:"no_kernel_tun,omitempty"`
 }
 
 func (x *DeviceConfig) Reset() {
@@ -254,9 +254,9 @@ func (x *DeviceConfig) GetIsClient() bool {
 	return false
 }
 
-func (x *DeviceConfig) GetKernelMode() bool {
+func (x *DeviceConfig) GetNoKernelTun() bool {
 	if x != nil {
-		return x.KernelMode
+		return x.NoKernelTun
 	}
 	return false
 }
@@ -278,7 +278,7 @@ var file_proxy_wireguard_config_proto_rawDesc = []byte{
 	0x76, 0x65, 0x18, 0x04, 0x20, 0x01, 0x28, 0x0d, 0x52, 0x09, 0x6b, 0x65, 0x65, 0x70, 0x41, 0x6c,
 	0x69, 0x76, 0x65, 0x12, 0x1f, 0x0a, 0x0b, 0x61, 0x6c, 0x6c, 0x6f, 0x77, 0x65, 0x64, 0x5f, 0x69,
 	0x70, 0x73, 0x18, 0x05, 0x20, 0x03, 0x28, 0x09, 0x52, 0x0a, 0x61, 0x6c, 0x6c, 0x6f, 0x77, 0x65,
-	0x64, 0x49, 0x70, 0x73, 0x22, 0xc8, 0x03, 0x0a, 0x0c, 0x44, 0x65, 0x76, 0x69, 0x63, 0x65, 0x43,
+	0x64, 0x49, 0x70, 0x73, 0x22, 0xcb, 0x03, 0x0a, 0x0c, 0x44, 0x65, 0x76, 0x69, 0x63, 0x65, 0x43,
 	0x6f, 0x6e, 0x66, 0x69, 0x67, 0x12, 0x1d, 0x0a, 0x0a, 0x73, 0x65, 0x63, 0x72, 0x65, 0x74, 0x5f,
 	0x6b, 0x65, 0x79, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x09, 0x73, 0x65, 0x63, 0x72, 0x65,
 	0x74, 0x4b, 0x65, 0x79, 0x12, 0x1a, 0x0a, 0x08, 0x65, 0x6e, 0x64, 0x70, 0x6f, 0x69, 0x6e, 0x74,
@@ -299,21 +299,21 @@ var file_proxy_wireguard_config_proto_rawDesc = []byte{
 	0x65, 0x67, 0x79, 0x52, 0x0e, 0x64, 0x6f, 0x6d, 0x61, 0x69, 0x6e, 0x53, 0x74, 0x72, 0x61, 0x74,
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+	0x61, 0x79, 0x2e, 0x50, 0x72, 0x6f, 0x78, 0x79, 0x2e, 0x57, 0x69, 0x72, 0x65, 0x47, 0x75, 0x61,
+	0x72, 0x64, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
diff --git a/proxy/wireguard/config.proto b/proxy/wireguard/config.proto
index e7fd66f44ae3..aa05b822b5f1 100644
--- a/proxy/wireguard/config.proto
+++ b/proxy/wireguard/config.proto
@@ -30,5 +30,5 @@ message DeviceConfig {
   bytes reserved = 6;
   DomainStrategy domain_strategy = 7;
   bool is_client = 8;
-  bool kernel_mode = 9;
+  bool no_kernel_tun = 9;
 }
\ No newline at end of file