diff --git a/DarockBili.xcodeproj/project.pbxproj b/DarockBili.xcodeproj/project.pbxproj
index 276acbf65..7f858bf8c 100644
--- a/DarockBili.xcodeproj/project.pbxproj
+++ b/DarockBili.xcodeproj/project.pbxproj
@@ -1537,7 +1537,7 @@
 				SWIFT_DISABLE_SAFETY_CHECKS = YES;
 				SWIFT_EMIT_LOC_STRINGS = YES;
 				SWIFT_OBJC_BRIDGING_HEADER = "MeowBili/MeowBili-Bridging-Header.h";
-				SWIFT_OPTIMIZATION_LEVEL = "-Ounchecked";
+				SWIFT_OPTIMIZATION_LEVEL = "-O";
 				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2,6";
 				VALIDATE_PRODUCT = YES;
@@ -1573,7 +1573,7 @@
 				SWIFT_DISABLE_SAFETY_CHECKS = YES;
 				SWIFT_EMIT_LOC_STRINGS = YES;
 				SWIFT_OBJC_BRIDGING_HEADER = "MeowBili/MeowBili-Bridging-Header.h";
-				SWIFT_OPTIMIZATION_LEVEL = "-Ounchecked";
+				SWIFT_OPTIMIZATION_LEVEL = "-O";
 				SWIFT_VERSION = 5.0;
 				SYSTEM_FRAMEWORK_SEARCH_PATHS = "";
 				TARGETED_DEVICE_FAMILY = 4;
@@ -1711,7 +1711,7 @@
 				SWIFT_DISABLE_SAFETY_CHECKS = YES;
 				SWIFT_EMIT_LOC_STRINGS = YES;
 				SWIFT_OBJC_BRIDGING_HEADER = "MeowBili/MeowBili-Bridging-Header.h";
-				SWIFT_OPTIMIZATION_LEVEL = "-Ounchecked";
+				SWIFT_OPTIMIZATION_LEVEL = "-O";
 				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2,6";
 			};
@@ -1758,7 +1758,7 @@
 				SWIFT_DISABLE_SAFETY_CHECKS = YES;
 				SWIFT_EMIT_LOC_STRINGS = YES;
 				SWIFT_OBJC_BRIDGING_HEADER = "MeowBili/MeowBili-Bridging-Header.h";
-				SWIFT_OPTIMIZATION_LEVEL = "-Ounchecked";
+				SWIFT_OPTIMIZATION_LEVEL = "-O";
 				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2,6";
 				VALIDATE_PRODUCT = YES;
@@ -1795,7 +1795,7 @@
 				SWIFT_DISABLE_SAFETY_CHECKS = YES;
 				SWIFT_EMIT_LOC_STRINGS = YES;
 				SWIFT_OBJC_BRIDGING_HEADER = "MeowBili/MeowBili-Bridging-Header.h";
-				SWIFT_OPTIMIZATION_LEVEL = "-Ounchecked";
+				SWIFT_OPTIMIZATION_LEVEL = "-O";
 				SWIFT_VERSION = 5.0;
 				SYSTEM_FRAMEWORK_SEARCH_PATHS = "";
 				TARGETED_DEVICE_FAMILY = 4;
@@ -1834,7 +1834,7 @@
 				SWIFT_DISABLE_SAFETY_CHECKS = YES;
 				SWIFT_EMIT_LOC_STRINGS = YES;
 				SWIFT_OBJC_BRIDGING_HEADER = "MeowBili/MeowBili-Bridging-Header.h";
-				SWIFT_OPTIMIZATION_LEVEL = "-Ounchecked";
+				SWIFT_OPTIMIZATION_LEVEL = "-O";
 				SWIFT_VERSION = 5.0;
 				SYSTEM_FRAMEWORK_SEARCH_PATHS = "";
 				TARGETED_DEVICE_FAMILY = 4;
diff --git a/Localizable.xcstrings b/Localizable.xcstrings
index 5c1e31ed4..bb52c3ee7 100644
--- a/Localizable.xcstrings
+++ b/Localizable.xcstrings
@@ -8151,6 +8151,9 @@
           }
         }
       }
+    },
+    "允许后台播放" : {
+
     },
     "允许收集使用信息" : {
       "extractionState" : "stale",
@@ -8690,9 +8693,6 @@
           }
         }
       }
-    },
-    "声音外放" : {
-
     },
     "大" : {
       "localizations" : {
@@ -9022,6 +9022,9 @@
           }
         }
       }
+    },
+    "手记建议" : {
+
     },
     "扩展的触感反馈" : {
       "localizations" : {
@@ -9685,6 +9688,9 @@
           }
         }
       }
+    },
+    "若要在后台播放，你需要在播放前连接蓝牙音频设备。" : {
+
     },
     "虽然我们无法一一以文字回复提交的每一份反馈，但我们会查看每一份反馈并监控提交的反馈数量，以便更好地了解问题的范围。" : {