bjorkert · Nov 11, 2026 · Nov 12, 2026 · Nov 12, 2026 · Nov 12, 2026
diff --git a/Loop.xcodeproj/project.pbxproj b/Loop.xcodeproj/project.pbxproj
@@ -7,6 +7,8 @@
 	objects = {
 
 /* Begin PBXBuildFile section */
+		FC8D0BDACEFE2E545E2605E1 /* DeviceDataManagerTherapyProfileTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = ACB490099D0931F6B695C39E /* DeviceDataManagerTherapyProfileTests.swift */; };
+		2E3F5FD7B369167E41E59667 /* DeviceDataManagerScheduledProfileSwitchTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0AFF676119621CDFDD638367 /* DeviceDataManagerScheduledProfileSwitchTests.swift */; };
 		101AA7370B0E499FBD88BB9F /* G7SensorKit.framework in Embed Frameworks */ = {isa = PBXBuildFile; fileRef = F8760AF31E3C43F6AFBA1BE7 /* G7SensorKit.framework */; settings = {ATTRIBUTES = (CodeSignOnCopy, RemoveHeadersOnCopy, ); }; };
 		921B7FAE002E40EFAB3F50C6 /* G7SensorKit.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = F8760AF31E3C43F6AFBA1BE7 /* G7SensorKit.framework */; };
 		52CB9A826E3B3DFC4E483084 /* AlgorithmBridge.swift in Sources */ = {isa = PBXBuildFile; fileRef = 36421A4B9676EF68CDDC4ECD /* AlgorithmBridge.swift */; };
@@ -892,6 +894,8 @@
 /* End PBXCopyFilesBuildPhase section */
 
 /* Begin PBXFileReference section */
+		ACB490099D0931F6B695C39E /* DeviceDataManagerTherapyProfileTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DeviceDataManagerTherapyProfileTests.swift; sourceTree = "<group>"; };
+		0AFF676119621CDFDD638367 /* DeviceDataManagerScheduledProfileSwitchTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DeviceDataManagerScheduledProfileSwitchTests.swift; sourceTree = "<group>"; };
 		F8760AF31E3C43F6AFBA1BE7 /* G7SensorKit.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; path = G7SensorKit.framework; sourceTree = BUILT_PRODUCTS_DIR; };
 		00A28F30399B460CABF4EDD2 /* SettingsProvider.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SettingsProvider.swift; sourceTree = "<group>"; };
 		0FC34B523FE5A50C920506D5 /* Loop/Resources/Sounds/alarm.caf */ = {isa = PBXFileReference; lastKnownFileType = file; path = Loop/Resources/Sounds/alarm.caf; sourceTree = SOURCE_ROOT; };
@@ -1824,6 +1828,8 @@
 				C16575722538AFF6004AE16E /* CGMStalenessMonitorTests.swift */,
 				A91E4C2224F86F1000BE9213 /* CriticalEventLogExportManagerTests.swift */,
 				C188599A2AF15E1B0010F21F /* DeviceDataManagerTests.swift */,
+				ACB490099D0931F6B695C39E /* DeviceDataManagerTherapyProfileTests.swift */,
+				0AFF676119621CDFDD638367 /* DeviceDataManagerScheduledProfileSwitchTests.swift */,
 				C16B983F26B4898800256B05 /* DoseEnactorTests.swift */,
 				E9C58A7124DB489100487A17 /* LoopDataManagerTests.swift */,
 				A1B2C3D40000000000000001 /* GlucoseAlertManagerTests.swift */,
@@ -4192,6 +4198,8 @@
 			isa = PBXSourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				FC8D0BDACEFE2E545E2605E1 /* DeviceDataManagerTherapyProfileTests.swift in Sources */,
+				2E3F5FD7B369167E41E59667 /* DeviceDataManagerScheduledProfileSwitchTests.swift in Sources */,
 				A9DF02CB24F72B9E00B7C988 /* CriticalEventLogTests.swift in Sources */,
 				1D80313D24746274002810DF /* AlertStoreTests.swift in Sources */,
 				C1777A6625A125F100595963 /* ManualEntryDoseViewModelTests.swift in Sources */,

diff --git a/Loop/Extensions/SettingsStore+SimulatedCoreData.swift b/Loop/Extensions/SettingsStore+SimulatedCoreData.swift
@@ -25,7 +25,9 @@ extension SettingsStore {
 
         while startDate < endDate {
             for index in 0..<simulatedPerDay {
-                simulated.append(StoredSettings.simulated(date: startDate.addingTimeInterval(.hours(24) * Double(index) / Double(simulatedPerDay))))
+                // The second settings of each day switch to the Exercise profile.
+                simulated.append(StoredSettings.simulated(date: startDate.addingTimeInterval(.hours(24) * Double(index) / Double(simulatedPerDay)),
+                                                          activeProfileName: index % 2 == 1 ? "Exercise" : nil))
             }
 
             if simulated.count >= simulatedLimit {
@@ -45,7 +47,7 @@ extension SettingsStore {
 }
 
 fileprivate extension StoredSettings {
-    static func simulated(date: Date) -> StoredSettings {
+    static func simulated(date: Date, activeProfileName: String?) -> StoredSettings {
         let controllerTimeZone = TimeZone(identifier: "America/Los_Angeles")!
         let scheduleTimeZone = TimeZone(secondsFromGMT: TimeZone(identifier: "America/Phoenix")!.secondsFromGMT())!
         let glucoseTargetRangeSchedule =  GlucoseRangeSchedule(rangeSchedule: DailyQuantitySchedule(unit: .milligramsPerDeciliter,
@@ -90,6 +92,24 @@ fileprivate extension StoredSettings {
                                                                RepeatingScheduleValue(startTime: .hours(18), value: 8.0),
                                                                RepeatingScheduleValue(startTime: .hours(21), value: 10.0)],
                                                   timeZone: scheduleTimeZone)
+        let defaultProfile = TherapyProfile(name: TherapyProfile.defaultName,
+                                            glucoseTargetRangeSchedule: glucoseTargetRangeSchedule,
+                                            carbRatioSchedule: carbRatioSchedule!,
+                                            basalRateSchedule: basalRateSchedule!,
+                                            insulinSensitivitySchedule: insulinSensitivitySchedule!)
+        let exerciseProfile = TherapyProfile(name: "Exercise",
+                                             glucoseTargetRangeSchedule: GlucoseRangeSchedule(unit: .milligramsPerDeciliter,
+                                                                                              dailyItems: [RepeatingScheduleValue(startTime: .hours(0), value: DoubleRange(minValue: 120.0, maxValue: 130.0))],
+                                                                                              timeZone: scheduleTimeZone)!,
+                                             carbRatioSchedule: CarbRatioSchedule(unit: .gram,
+                                                                                  dailyItems: [RepeatingScheduleValue(startTime: .hours(0), value: 14.0)],
+                                                                                  timeZone: scheduleTimeZone)!,
+                                             basalRateSchedule: BasalRateSchedule(dailyItems: [RepeatingScheduleValue(startTime: .hours(0), value: 0.75)],
+                                                                                  timeZone: scheduleTimeZone)!,
+                                             insulinSensitivitySchedule: InsulinSensitivitySchedule(unit: .milligramsPerDeciliter,
+                                                                                                    dailyItems: [RepeatingScheduleValue(startTime: .hours(0), value: 60.0)],
+                                                                                                    timeZone: scheduleTimeZone)!)
+        let activeProfile = activeProfileName == exerciseProfile.name ? exerciseProfile : defaultProfile
         let notificationSettings = NotificationSettings(authorizationStatus: .authorized,
                                                         soundSetting: .enabled,
                                                         badgeSetting: .enabled,
@@ -129,7 +149,7 @@ fileprivate extension StoredSettings {
         return StoredSettings(date: date,
                               controllerTimeZone: controllerTimeZone,
                               dosingEnabled: true,
-                              glucoseTargetRangeSchedule: glucoseTargetRangeSchedule,
+                              glucoseTargetRangeSchedule: activeProfile.glucoseTargetRangeSchedule,
                               preMealTargetRange: DoubleRange(minValue: 80.0, maxValue: 90.0).quantityRange(for: .milligramsPerDeciliter),
                               overridePresets: [],
                               maximumBasalRatePerHour: 3.5,
@@ -138,13 +158,15 @@ fileprivate extension StoredSettings {
                               deviceToken: UUID().uuidString,
                               insulinType: .humalog,
                               defaultRapidActingModel: StoredInsulinModel(ExponentialInsulinModelPreset.rapidActingAdult),
-                              basalRateSchedule: basalRateSchedule,
-                              insulinSensitivitySchedule: insulinSensitivitySchedule,
-                              carbRatioSchedule: carbRatioSchedule,
+                              basalRateSchedule: activeProfile.basalRateSchedule,
+                              insulinSensitivitySchedule: activeProfile.insulinSensitivitySchedule,
+                              carbRatioSchedule: activeProfile.carbRatioSchedule,
                               notificationSettings: notificationSettings,
                               controllerDevice: controllerDevice,
                               cgmDevice: cgmDevice,
                               pumpDevice: pumpDevice,
-                              bloodGlucoseUnit: .milligramsPerDeciliter)
+                              bloodGlucoseUnit: .milligramsPerDeciliter,
+                              therapyProfiles: [defaultProfile, exerciseProfile],
+                              activeProfileName: activeProfileName)
     }
 }
diff --git a/Loop/Localizable.xcstrings b/Loop/Localizable.xcstrings
@@ -12,6 +12,54 @@
     },
     " -" : {
 
+    },
+    "%1$@ (paused)" : {
+      "comment" : "A paused scheduled switch in a notification (1: scheduled switch)"
+    },
+    "%1$d scheduled switches removed" : {
+      "comment" : "Remote profile delete notification: scheduled switches to the deleted profile were removed (1: number of scheduled switches)"
+    },
+    "%1$d starts paused" : {
+      "comment" : "Status screen: scheduled profile starts are paused (1: number of paused starts)"
+    },
+    "1 start paused" : {
+      "comment" : "Status screen: one scheduled profile start is paused"
+    },
+    "All scheduled switches were removed remotely" : {
+      "comment" : "Remote scheduled switches notification when the list was cleared"
+    },
+    "all starts paused" : {
+      "comment" : "Status screen: every scheduled profile start is paused"
+    },
+    "It is more than %1$d hours late." : {
+      "comment" : "Reason a scheduled profile switch did not run: too late (1: hours)"
+    },
+    "Loop has not been able to switch to %1$@ as scheduled at %2$@. Open Loop." : {
+      "comment" : "Alert body when a scheduled profile switch has not run (1: profile name, 2: time)"
+    },
+    "Loop switched to %1$@ as scheduled (%2$@)." : {
+      "comment" : "Notification body of a scheduled profile switch (1: profile name, 2: scheduled time)"
+    },
+    "Loop switched to %1$@, scheduled for %2$@, at %3$@." : {
+      "comment" : "Notification body of a late scheduled profile switch (1: profile name, 2: scheduled time, 3: time of the switch)"
+    },
+    "Profile Not Switched" : {
+      "comment" : "Title of the alerts about a scheduled profile switch that did not run"
+    },
+    "Profile Switched" : {
+      "comment" : "The notification title for a scheduled profile switch"
+    },
+    "Scheduled switches changed remotely: %1$@" : {
+      "comment" : "Remote scheduled switches notification (1: the scheduled switches)"
+    },
+    "Scheduled switches not saved: %1$@" : {
+      "comment" : "Remote scheduled switches failure notification (1: reason)"
+    },
+    "The scheduled switch to %1$@ (%2$@) did not happen: %3$@" : {
+      "comment" : "Alert body when a scheduled profile switch did not run (1: profile name, 2: weekday and time, 3: reason)"
+    },
+    "until %1$@ starts %2$@ %3$@" : {
+      "comment" : "Status screen: the next scheduled profile start (1: profile name, 2: short weekday, 3: time)"
     },
     " - " : {
 
@@ -2239,6 +2287,9 @@
         }
       }
     },
+    "%1$@ of profile %2$@" : {
+      "comment" : "Setup change item for a therapy setting of a therapy profile (1: setting name, 2: profile name)"
+    },
     "%1$@ Still Active" : {
       "comment" : "The format title for the preset still active alert. (1: preset name)"
     },
@@ -5315,6 +5366,9 @@
         }
       }
     },
+    "Active: %1$@" : {
+      "comment" : "Descriptive text for Profiles (1: active profile name)"
+    },
     "Add a new favorite food" : {
       "comment" : "Button label to open new favorite food view",
       "localizations" : {
@@ -30747,6 +30801,24 @@
     },
     "Presets for Illness" : {
 
+    },
+    "Profile '%1$@' activated" : {
+      "comment" : "Remote profile switch notification (1: profile name)"
+    },
+    "Profile '%1$@' deleted" : {
+      "comment" : "Remote profile delete notification (1: profile name)"
+    },
+    "Profile '%1$@' not activated: %2$@" : {
+      "comment" : "Remote profile switch failure notification (1: profile name, 2: reason)"
+    },
+    "Profile '%1$@' not deleted: %2$@" : {
+      "comment" : "Remote profile delete failure notification (1: profile name, 2: reason)"
+    },
+    "Profile '%1$@' not saved: %2$@" : {
+      "comment" : "Remote profile save failure notification (1: profile name, 2: reason)"
+    },
+    "Profile '%1$@' saved" : {
+      "comment" : "Remote profile save notification (1: profile name)"
     },
     "Profile Expiration" : {
       "comment" : "Settings App Profile expiration view",
@@ -31013,6 +31085,15 @@
       "comment" : "The title of the text field where the user can set the name of a glucose alert profile.",
       "isCommentAutoGenerated" : true
     },
+    "Profile: %1$@" : {
+      "comment" : "Status screen label naming the active therapy profile (1: profile name)"
+    },
+    "Profiles" : {
+      "comment" : "Title text for button to Profiles"
+    },
+    "Profiles are not available" : {
+      "comment" : "Therapy profile action error description: no profile handler."
+    },
     "Pump" : {
       "comment" : "The title of the pump section in settings",
       "extractionState" : "manual",
@@ -32822,6 +32903,9 @@
         }
       }
     },
+    "Remote Profile Command" : {
+      "comment" : "The notification title for a remote therapy profile command"
+    },
     "Repeat every" : {
       "comment" : "A label describing the option to change how often a glucose alert will repeat.",
       "isCommentAutoGenerated" : true
@@ -35413,6 +35497,9 @@
         }
       }
     },
+    "Switched to profile %1$@ (from %2$@)" : {
+      "comment" : "Setup change item for a switch of therapy profile (1: profile switched to, 2: profile switched from)"
+    },
     "Tap “Apps”." : {
       "comment" : "Focus modes step 3"
     },