diff --git a/Port Map.xcodeproj/project.pbxproj b/Port Map.xcodeproj/project.pbxproj
index a6fab91..0be48d0 100644
--- a/Port Map.xcodeproj/project.pbxproj	
+++ b/Port Map.xcodeproj/project.pbxproj	
@@ -3,7 +3,7 @@
 	archiveVersion = 1;
 	classes = {
 	};
-	objectVersion = 50;
+	objectVersion = 54;
 	objects = {
 
 /* Begin PBXAggregateTarget section */
@@ -684,11 +684,13 @@
 				};
 			};
 			buildConfigurationList = C01FCF4E08A954540054247B /* Build configuration list for PBXProject "Port Map" */;
-			compatibilityVersion = "Xcode 9.3";
+			compatibilityVersion = "Xcode 12.0";
 			developmentRegion = en;
 			hasScannedForEncodings = 1;
 			knownRegions = (
+				en,
 				Base,
+				English,
 			);
 			mainGroup = 29B97314FDCFA39411CA2CEA /* PortMapper */;
 			projectDirPath = "";
@@ -928,6 +930,7 @@
 			buildSettings = {
 				CODE_SIGN_IDENTITY = "Mac Developer";
 				CODE_SIGN_STYLE = Automatic;
+				DEVELOPMENT_TEAM = "";
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;
 				FRAMEWORK_VERSION = A;
@@ -942,6 +945,7 @@
 					"$(inherited)",
 					"$(SDKROOT)/usr/lib/system",
 				);
+				MACOSX_DEPLOYMENT_TARGET = 11.5;
 				OTHER_CFLAGS = "-DDEBUG";
 				OTHER_LDFLAGS = (
 					"-framework",
@@ -962,6 +966,7 @@
 				CODE_SIGN_IDENTITY = "Mac Developer";
 				CODE_SIGN_STYLE = Automatic;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
+				DEVELOPMENT_TEAM = "";
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;
 				FRAMEWORK_VERSION = A;
@@ -974,6 +979,8 @@
 					"$(inherited)",
 					"$(SDKROOT)/usr/lib/system",
 				);
+				MACOSX_DEPLOYMENT_TARGET = 11.5;
+				ONLY_ACTIVE_ARCH = YES;
 				OTHER_CFLAGS = (
 					"-DNDEBUG",
 					"-DNS_BLOCK_ASSERTIONS",
@@ -1017,6 +1024,7 @@
 				CLANG_WARN_UNREACHABLE_CODE = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
+				DEVELOPMENT_TEAM = "<YOURTEAMHERE>";
 				ENABLE_STRICT_OBJC_MSGSEND = YES;
 				ENABLE_TESTABILITY = YES;
 				GCC_NO_COMMON_BLOCKS = YES;
@@ -1029,7 +1037,7 @@
 				MACOSX_DEPLOYMENT_TARGET = 10.10;
 				ONLY_ACTIVE_ARCH = YES;
 				SDKROOT = macosx;
-				VALID_ARCHS = x86_64;
+				VALID_ARCHS = "arm64 x64";
 			};
 			name = Debug;
 		};
@@ -1058,6 +1066,7 @@
 				CLANG_WARN_UNREACHABLE_CODE = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
+				DEVELOPMENT_TEAM = "<YOURTEAMHERE>";
 				ENABLE_STRICT_OBJC_MSGSEND = YES;
 				GCC_NO_COMMON_BLOCKS = YES;
 				GCC_WARN_64_TO_32_BIT_CONVERSION = NO;
@@ -1068,7 +1077,7 @@
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				MACOSX_DEPLOYMENT_TARGET = 10.10;
 				SDKROOT = macosx;
-				VALID_ARCHS = x86_64;
+				VALID_ARCHS = "arm64 x64";
 			};
 			name = Release;
 		};
@@ -1081,6 +1090,7 @@
 				GCC_PRECOMPILE_PREFIX_HEADER = YES;
 				INFOPLIST_FILE = "natecho/NATEcho-Info.plist";
 				INSTALL_PATH = "$(HOME)/Applications";
+				MACOSX_DEPLOYMENT_TARGET = 11.5;
 				OTHER_LDFLAGS = (
 					"-framework",
 					Foundation,
@@ -1102,6 +1112,7 @@
 				GCC_PRECOMPILE_PREFIX_HEADER = YES;
 				INFOPLIST_FILE = "natecho/NATEcho-Info.plist";
 				INSTALL_PATH = "$(HOME)/Applications";
+				MACOSX_DEPLOYMENT_TARGET = 11.5;
 				OTHER_LDFLAGS = (
 					"-framework",
 					Foundation,
@@ -1126,6 +1137,7 @@
 				INSTALL_PATH = /usr/local/bin;
 				OTHER_CFLAGS = "-DDEBUG";
 				PRODUCT_NAME = "upnpc-static";
+				VALID_ARCHS = "x86_64, ARM";
 			};
 			name = Debug;
 		};
@@ -1139,6 +1151,7 @@
 				INSTALL_PATH = /usr/local/bin;
 				OTHER_CFLAGS = "-DNDEBUG";
 				PRODUCT_NAME = "upnpc-static";
+				VALID_ARCHS = "x86_64, ARM";
 				ZERO_LINK = NO;
 			};
 			name = Release;
@@ -1220,6 +1233,7 @@
 				GCC_OPTIMIZATION_LEVEL = 0;
 				GCC_PRECOMPILE_PREFIX_HEADER = YES;
 				INFOPLIST_FILE = portmap/Info.plist;
+				MACOSX_DEPLOYMENT_TARGET = 11.5;
 				OTHER_LDFLAGS = (
 					"-framework",
 					Foundation,
@@ -1245,6 +1259,7 @@
 				GCC_MODEL_TUNING = G5;
 				GCC_PRECOMPILE_PREFIX_HEADER = YES;
 				INFOPLIST_FILE = portmap/Info.plist;
+				MACOSX_DEPLOYMENT_TARGET = 11.5;
 				OTHER_LDFLAGS = (
 					"-framework",
 					Foundation,