diff --git a/ios/LinkDemo-ObjC/LinkDemo-ObjC.xcodeproj/xcshareddata/xcschemes/LinkDemo-ObjC.xcscheme b/ios/LinkDemo-ObjC/LinkDemo-ObjC.xcodeproj/xcshareddata/xcschemes/LinkDemo-ObjC.xcscheme
index 68ed28c9..fbd3ebc2 100644
--- a/ios/LinkDemo-ObjC/LinkDemo-ObjC.xcodeproj/xcshareddata/xcschemes/LinkDemo-ObjC.xcscheme
+++ b/ios/LinkDemo-ObjC/LinkDemo-ObjC.xcodeproj/xcshareddata/xcschemes/LinkDemo-ObjC.xcscheme
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0900"
+   LastUpgradeVersion = "0910"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
diff --git a/ios/LinkDemo-ObjC/LinkDemo-ObjC/Assets.xcassets/AppIcon.appiconset/AppIcon-1024.png b/ios/LinkDemo-ObjC/LinkDemo-ObjC/Assets.xcassets/AppIcon.appiconset/AppIcon-1024.png
new file mode 100644
index 00000000..b4ae07e3
Binary files /dev/null and b/ios/LinkDemo-ObjC/LinkDemo-ObjC/Assets.xcassets/AppIcon.appiconset/AppIcon-1024.png differ
diff --git a/ios/LinkDemo-ObjC/LinkDemo-ObjC/Assets.xcassets/AppIcon.appiconset/Contents.json b/ios/LinkDemo-ObjC/LinkDemo-ObjC/Assets.xcassets/AppIcon.appiconset/Contents.json
index f1164fb5..1e839978 100644
--- a/ios/LinkDemo-ObjC/LinkDemo-ObjC/Assets.xcassets/AppIcon.appiconset/Contents.json
+++ b/ios/LinkDemo-ObjC/LinkDemo-ObjC/Assets.xcassets/AppIcon.appiconset/Contents.json
@@ -101,10 +101,16 @@
       "idiom" : "ipad",
       "filename" : "AppIcon-83.5@2x.png",
       "scale" : "2x"
+    },
+    {
+      "size" : "1024x1024",
+      "idiom" : "ios-marketing",
+      "filename" : "AppIcon-1024.png",
+      "scale" : "1x"
     }
   ],
   "info" : {
     "version" : 1,
     "author" : "xcode"
   }
-}
+}
\ No newline at end of file
diff --git a/ios/LinkDemo-Swift2/LinkDemo-Swift2/Assets.xcassets/AppIcon.appiconset/AppIcon-1024.png b/ios/LinkDemo-Swift2/LinkDemo-Swift2/Assets.xcassets/AppIcon.appiconset/AppIcon-1024.png
new file mode 100644
index 00000000..b4ae07e3
Binary files /dev/null and b/ios/LinkDemo-Swift2/LinkDemo-Swift2/Assets.xcassets/AppIcon.appiconset/AppIcon-1024.png differ
diff --git a/ios/LinkDemo-Swift2/LinkDemo-Swift2/Assets.xcassets/AppIcon.appiconset/Contents.json b/ios/LinkDemo-Swift2/LinkDemo-Swift2/Assets.xcassets/AppIcon.appiconset/Contents.json
index f1164fb5..1e839978 100644
--- a/ios/LinkDemo-Swift2/LinkDemo-Swift2/Assets.xcassets/AppIcon.appiconset/Contents.json
+++ b/ios/LinkDemo-Swift2/LinkDemo-Swift2/Assets.xcassets/AppIcon.appiconset/Contents.json
@@ -101,10 +101,16 @@
       "idiom" : "ipad",
       "filename" : "AppIcon-83.5@2x.png",
       "scale" : "2x"
+    },
+    {
+      "size" : "1024x1024",
+      "idiom" : "ios-marketing",
+      "filename" : "AppIcon-1024.png",
+      "scale" : "1x"
     }
   ],
   "info" : {
     "version" : 1,
     "author" : "xcode"
   }
-}
+}
\ No newline at end of file
diff --git a/ios/LinkDemo-Swift3/LinkDemo-Swift3.xcodeproj/project.pbxproj b/ios/LinkDemo-Swift3/LinkDemo-Swift3.xcodeproj/project.pbxproj
index 632cb99b..f22236d1 100644
--- a/ios/LinkDemo-Swift3/LinkDemo-Swift3.xcodeproj/project.pbxproj
+++ b/ios/LinkDemo-Swift3/LinkDemo-Swift3.xcodeproj/project.pbxproj
@@ -112,7 +112,7 @@
 			isa = PBXProject;
 			attributes = {
 				LastSwiftUpdateCheck = 0820;
-				LastUpgradeCheck = 0820;
+				LastUpgradeCheck = 0910;
 				ORGANIZATIONNAME = "Plaid Technologies, Inc.";
 				TargetAttributes = {
 					91035E4E1E3CA7C000A97B26 = {
@@ -212,7 +212,9 @@
 				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_ENABLE_OBJC_ARC = YES;
+				CLANG_WARN_BLOCK_CAPTURE_AUTORELEASING = YES;
 				CLANG_WARN_BOOL_CONVERSION = YES;
+				CLANG_WARN_COMMA = YES;
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
@@ -220,7 +222,11 @@
 				CLANG_WARN_ENUM_CONVERSION = YES;
 				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
+				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
+				CLANG_WARN_STRICT_PROTOTYPES = YES;
 				CLANG_WARN_SUSPICIOUS_MOVE = YES;
 				CLANG_WARN_UNREACHABLE_CODE = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
@@ -262,7 +268,9 @@
 				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_ENABLE_OBJC_ARC = YES;
+				CLANG_WARN_BLOCK_CAPTURE_AUTORELEASING = YES;
 				CLANG_WARN_BOOL_CONVERSION = YES;
+				CLANG_WARN_COMMA = YES;
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
@@ -270,7 +278,11 @@
 				CLANG_WARN_ENUM_CONVERSION = YES;
 				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
+				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
+				CLANG_WARN_STRICT_PROTOTYPES = YES;
 				CLANG_WARN_SUSPICIOUS_MOVE = YES;
 				CLANG_WARN_UNREACHABLE_CODE = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
diff --git a/ios/LinkDemo-Swift3/LinkDemo-Swift3.xcodeproj/xcshareddata/xcschemes/LinkDemo-Swift3.xcscheme b/ios/LinkDemo-Swift3/LinkDemo-Swift3.xcodeproj/xcshareddata/xcschemes/LinkDemo-Swift3.xcscheme
index 644a2a36..59ba814d 100644
--- a/ios/LinkDemo-Swift3/LinkDemo-Swift3.xcodeproj/xcshareddata/xcschemes/LinkDemo-Swift3.xcscheme
+++ b/ios/LinkDemo-Swift3/LinkDemo-Swift3.xcodeproj/xcshareddata/xcschemes/LinkDemo-Swift3.xcscheme
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0900"
+   LastUpgradeVersion = "0910"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
diff --git a/ios/LinkDemo-Swift3/LinkDemo-Swift3/Assets.xcassets/AppIcon.appiconset/AppIcon-1024.png b/ios/LinkDemo-Swift3/LinkDemo-Swift3/Assets.xcassets/AppIcon.appiconset/AppIcon-1024.png
new file mode 100644
index 00000000..b4ae07e3
Binary files /dev/null and b/ios/LinkDemo-Swift3/LinkDemo-Swift3/Assets.xcassets/AppIcon.appiconset/AppIcon-1024.png differ
diff --git a/ios/LinkDemo-Swift3/LinkDemo-Swift3/Assets.xcassets/AppIcon.appiconset/Contents.json b/ios/LinkDemo-Swift3/LinkDemo-Swift3/Assets.xcassets/AppIcon.appiconset/Contents.json
index f1164fb5..1e839978 100644
--- a/ios/LinkDemo-Swift3/LinkDemo-Swift3/Assets.xcassets/AppIcon.appiconset/Contents.json
+++ b/ios/LinkDemo-Swift3/LinkDemo-Swift3/Assets.xcassets/AppIcon.appiconset/Contents.json
@@ -101,10 +101,16 @@
       "idiom" : "ipad",
       "filename" : "AppIcon-83.5@2x.png",
       "scale" : "2x"
+    },
+    {
+      "size" : "1024x1024",
+      "idiom" : "ios-marketing",
+      "filename" : "AppIcon-1024.png",
+      "scale" : "1x"
     }
   ],
   "info" : {
     "version" : 1,
     "author" : "xcode"
   }
-}
+}
\ No newline at end of file
diff --git a/ios/LinkDemo-Swift4/LinkDemo-Swift4.xcodeproj/xcshareddata/xcschemes/LinkDemo-Swift4.xcscheme b/ios/LinkDemo-Swift4/LinkDemo-Swift4.xcodeproj/xcshareddata/xcschemes/LinkDemo-Swift4.xcscheme
index 862844e7..d10e6573 100644
--- a/ios/LinkDemo-Swift4/LinkDemo-Swift4.xcodeproj/xcshareddata/xcschemes/LinkDemo-Swift4.xcscheme
+++ b/ios/LinkDemo-Swift4/LinkDemo-Swift4.xcodeproj/xcshareddata/xcschemes/LinkDemo-Swift4.xcscheme
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0900"
+   LastUpgradeVersion = "0910"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
diff --git a/ios/LinkDemo-Swift4/LinkDemo-Swift4/Assets.xcassets/AppIcon.appiconset/AppIcon-1024.png b/ios/LinkDemo-Swift4/LinkDemo-Swift4/Assets.xcassets/AppIcon.appiconset/AppIcon-1024.png
new file mode 100644
index 00000000..b4ae07e3
Binary files /dev/null and b/ios/LinkDemo-Swift4/LinkDemo-Swift4/Assets.xcassets/AppIcon.appiconset/AppIcon-1024.png differ
diff --git a/ios/LinkDemo-Swift4/LinkDemo-Swift4/Assets.xcassets/AppIcon.appiconset/Contents.json b/ios/LinkDemo-Swift4/LinkDemo-Swift4/Assets.xcassets/AppIcon.appiconset/Contents.json
index f1164fb5..1e839978 100644
--- a/ios/LinkDemo-Swift4/LinkDemo-Swift4/Assets.xcassets/AppIcon.appiconset/Contents.json
+++ b/ios/LinkDemo-Swift4/LinkDemo-Swift4/Assets.xcassets/AppIcon.appiconset/Contents.json
@@ -101,10 +101,16 @@
       "idiom" : "ipad",
       "filename" : "AppIcon-83.5@2x.png",
       "scale" : "2x"
+    },
+    {
+      "size" : "1024x1024",
+      "idiom" : "ios-marketing",
+      "filename" : "AppIcon-1024.png",
+      "scale" : "1x"
     }
   ],
   "info" : {
     "version" : 1,
     "author" : "xcode"
   }
-}
+}
\ No newline at end of file