diff --git a/Ifish.xcodeproj/project.pbxproj b/Ifish.xcodeproj/project.pbxproj
index 4cc4172..f820918 100644
--- a/Ifish.xcodeproj/project.pbxproj
+++ b/Ifish.xcodeproj/project.pbxproj
@@ -16101,7 +16101,7 @@
 				CODE_SIGN_IDENTITY = "iPhone Developer";
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 17;
+				CURRENT_PROJECT_VERSION = 1;
 				DEVELOPMENT_TEAM = WFX8GD5HFX;
 				ENABLE_BITCODE = NO;
 				ENABLE_TESTABILITY = YES;
@@ -16178,7 +16178,7 @@
 					"$(PROJECT_DIR)/Ifish/controllers/IfishYooseeFile/IfishYsooseeNewLib/libAVCtrlIOS/libAVCtrl",
 					"$(PROJECT_DIR)/Ifish/controllers/IfishYooseeFile/IfishYsooseeNewLib/libAVCtrl",
 				);
-				MARKETING_VERSION = 5.1.24;
+				MARKETING_VERSION = 5.1.25;
 				ONLY_ACTIVE_ARCH = YES;
 				OTHER_LDFLAGS = (
 					"-ObjC",
@@ -16222,7 +16222,7 @@
 				CODE_SIGN_IDENTITY = "Apple Development";
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "Apple Development";
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 17;
+				CURRENT_PROJECT_VERSION = 1;
 				DEVELOPMENT_TEAM = WFX8GD5HFX;
 				ENABLE_BITCODE = NO;
 				ENABLE_TESTABILITY = YES;
@@ -16299,7 +16299,7 @@
 					"$(PROJECT_DIR)/Ifish/controllers/IfishYooseeFile/IfishYsooseeNewLib/libAVCtrlIOS/libAVCtrl",
 					"$(PROJECT_DIR)/Ifish/controllers/IfishYooseeFile/IfishYsooseeNewLib/libAVCtrl",
 				);
-				MARKETING_VERSION = 5.1.24;
+				MARKETING_VERSION = 5.1.25;
 				ONLY_ACTIVE_ARCH = NO;
 				OTHER_LDFLAGS = (
 					"-ObjC",
diff --git a/Ifish/controllers/leftcontrollers/ConfigWifiViewController.m b/Ifish/controllers/leftcontrollers/ConfigWifiViewController.m
index 9226519..de95d10 100644
--- a/Ifish/controllers/leftcontrollers/ConfigWifiViewController.m
+++ b/Ifish/controllers/leftcontrollers/ConfigWifiViewController.m
@@ -524,10 +524,10 @@ extern BOOL isfromCameraView;
     }
     [_wifiTextFiled resignFirstResponder];
     NSString *ssidName = @"";
-    if (_ssid.length>2) {
-        ssidName= [_ssid substringWithRange:NSMakeRange(_ssid.length-2, 2)];
+    if (_ssid.length>3) {
+        ssidName= [_ssid substringWithRange:NSMakeRange(_ssid.length-3, 3)];
     }
-    if ([ssidName.uppercaseString isEqualToString:@"5G"]) {
+    if ([ssidName.uppercaseString isEqualToString:@"-5G"]) {
         UIAlertView *alert= [[UIAlertView alloc] initWithTitle:@"" message:@"仅支持2.4G WI-Fi网络,请重新选择" delegate:nil cancelButtonTitle:@"去更改" otherButtonTitles:nil, nil];
         [alert show];
         return;