diff --git a/Package.resolved b/Package.resolved
index a50004666..b5bf73e7e 100644
--- a/Package.resolved
+++ b/Package.resolved
@@ -1,6 +1,15 @@
 {
   "object": {
     "pins": [
+      {
+        "package": "Autofill",
+        "repositoryURL": "https://github.com/duckduckgo/duckduckgo-autofill.git",
+        "state": {
+          "branch": null,
+          "revision": "a4bff09eb0f3b14005c3960c590ec4efb9c5a23c",
+          "version": "4.5.0"
+        }
+      },
       {
         "package": "GRDB",
         "repositoryURL": "https://github.com/duckduckgo/GRDB.swift.git",
diff --git a/Package.swift b/Package.swift
index 13445297b..e36b81086 100644
--- a/Package.swift
+++ b/Package.swift
@@ -14,7 +14,7 @@ let package = Package(
         .library(name: "BrowserServicesKit", targets: ["BrowserServicesKit"])
     ],
     dependencies: [
-        .package(name: "Autofill", url: "https://github.com/duckduckgo/duckduckgo-autofill.git", .exact("4.4.0")),
+        .package(name: "Autofill", url: "https://github.com/duckduckgo/duckduckgo-autofill.git", .exact("4.5.0")),
         .package(name: "GRDB", url: "https://github.com/duckduckgo/GRDB.swift.git", .exact("1.1.0")),
         .package(url: "https://github.com/duckduckgo/TrackerRadarKit", .exact("1.0.3")),
         .package(name: "Punycode", url: "https://github.com/gumob/PunycodeSwift.git", .exact("2.1.0"))
diff --git a/Sources/BrowserServicesKit/Autofill/AutofillUserScript+Email.swift b/Sources/BrowserServicesKit/Autofill/AutofillUserScript+Email.swift
index 4f4ed72df..fef4b937c 100644
--- a/Sources/BrowserServicesKit/Autofill/AutofillUserScript+Email.swift
+++ b/Sources/BrowserServicesKit/Autofill/AutofillUserScript+Email.swift
@@ -29,6 +29,7 @@ public protocol AutofillEmailDelegate: AnyObject {
     func autofillUserScript(_: AutofillUserScript, didRequestStoreToken token: String, username: String, cohort: String?)
     func autofillUserScriptDidRequestUsernameAndAlias(_ : AutofillUserScript, completionHandler: @escaping UsernameAndAliasCompletion)
     func autofillUserScriptDidRequestUserData(_ : AutofillUserScript, completionHandler: @escaping UserDataCompletion)
+    func autofillUserScriptDidRequestSignOut(_ : AutofillUserScript)
     func autofillUserScriptDidRequestSignedInStatus(_: AutofillUserScript) -> Bool
 
 }
@@ -52,6 +53,11 @@ extension AutofillUserScript {
         replyHandler(nil)
     }
 
+    func emailRemoveToken(_ message: AutofillMessage, _ replyHandler: MessageReplyHandler) {
+        emailDelegate?.autofillUserScriptDidRequestSignOut(self)
+        replyHandler(nil)
+    }
+
     func emailGetAlias(_ message: AutofillMessage, _ replyHandler: @escaping MessageReplyHandler) {
         guard let dict = message.messageBody as? [String: Any],
               let requiresUserPermission = dict["requiresUserPermission"] as? Bool,
@@ -120,4 +126,19 @@ extension AutofillUserScript {
         }
     }
 
+    private struct DeviceEmailCapabilities: Encodable {
+        public let addUserData: Bool
+        public let getUserData: Bool
+        public let removeUserData: Bool
+    }
+
+    func emailGetDeviceCapabilities(_ message: AutofillMessage, _ replyHandler: @escaping MessageReplyHandler) {
+        let capabilities = DeviceEmailCapabilities(addUserData: true, getUserData: true, removeUserData: true)
+        if let json = try? JSONEncoder().encode(capabilities), let jsonString = String(data: json, encoding: .utf8) {
+            replyHandler(jsonString)
+        } else {
+            replyHandler(nil)
+        }
+    }
+
 }
diff --git a/Sources/BrowserServicesKit/Autofill/AutofillUserScript.swift b/Sources/BrowserServicesKit/Autofill/AutofillUserScript.swift
index 0a209c018..ead285af9 100644
--- a/Sources/BrowserServicesKit/Autofill/AutofillUserScript.swift
+++ b/Sources/BrowserServicesKit/Autofill/AutofillUserScript.swift
@@ -27,8 +27,10 @@ public class AutofillUserScript: NSObject, UserScript {
 
     internal enum MessageName: String, CaseIterable {
         case emailHandlerStoreToken
+        case emailHandlerRemoveToken
         case emailHandlerGetAlias
         case emailHandlerGetUserData
+        case emailHandlerGetCapabilities
         case emailHandlerRefreshAlias
 
         case emailHandlerGetAddresses
@@ -88,24 +90,26 @@ public class AutofillUserScript: NSObject, UserScript {
         os_log("AutofillUserScript: received '%{public}s'", log: .userScripts, type: .debug, messageName)
 
         switch message {
-            case .emailHandlerStoreToken: return emailStoreToken
-            case .emailHandlerGetAlias: return emailGetAlias
-            case .emailHandlerGetUserData: return emailGetUserData
-            case .emailHandlerRefreshAlias: return emailRefreshAlias
-            case .emailHandlerGetAddresses: return emailGetAddresses
-            case .emailHandlerCheckAppSignedInStatus: return emailCheckSignedInStatus
-
-            case .pmHandlerGetAutofillInitData: return pmGetAutoFillInitData
-
-            case .pmHandlerStoreData: return pmStoreData
-            case .pmHandlerGetAccounts: return pmGetAccounts
-            case .pmHandlerGetAutofillCredentials: return pmGetAutofillCredentials
-            case .pmHandlerGetIdentity: return pmGetIdentity
-            case .pmHandlerGetCreditCard: return pmGetCreditCard
-
-            case .pmHandlerOpenManageCreditCards: return pmOpenManageCreditCards
-            case .pmHandlerOpenManageIdentities: return pmOpenManageIdentities
-            case .pmHandlerOpenManagePasswords: return pmOpenManagePasswords
+        case .emailHandlerStoreToken: return emailStoreToken
+        case .emailHandlerRemoveToken: return emailRemoveToken
+        case .emailHandlerGetAlias: return emailGetAlias
+        case .emailHandlerGetUserData: return emailGetUserData
+        case .emailHandlerGetCapabilities: return emailGetDeviceCapabilities
+        case .emailHandlerRefreshAlias: return emailRefreshAlias
+        case .emailHandlerGetAddresses: return emailGetAddresses
+        case .emailHandlerCheckAppSignedInStatus: return emailCheckSignedInStatus
+
+        case .pmHandlerGetAutofillInitData: return pmGetAutoFillInitData
+
+        case .pmHandlerStoreData: return pmStoreData
+        case .pmHandlerGetAccounts: return pmGetAccounts
+        case .pmHandlerGetAutofillCredentials: return pmGetAutofillCredentials
+        case .pmHandlerGetIdentity: return pmGetIdentity
+        case .pmHandlerGetCreditCard: return pmGetCreditCard
+
+        case .pmHandlerOpenManageCreditCards: return pmOpenManageCreditCards
+        case .pmHandlerOpenManageIdentities: return pmOpenManageIdentities
+        case .pmHandlerOpenManagePasswords: return pmOpenManagePasswords
         }
     }
 
diff --git a/Sources/BrowserServicesKit/Email/EmailManager.swift b/Sources/BrowserServicesKit/Email/EmailManager.swift
index 617b0dd47..d47fd19f1 100644
--- a/Sources/BrowserServicesKit/Email/EmailManager.swift
+++ b/Sources/BrowserServicesKit/Email/EmailManager.swift
@@ -252,6 +252,10 @@ extension EmailManager: AutofillEmailDelegate {
             completionHandler(self.username, alias, self.token, nil)
         }
     }
+
+    public func autofillUserScriptDidRequestSignOut(_: AutofillUserScript) {
+        self.signOut()
+    }
     
     public func autofillUserScript(_: AutofillUserScript,
                                    didRequestAliasAndRequiresUserPermission requiresUserPermission: Bool,
diff --git a/Tests/BrowserServicesKitTests/Autofill/AutofillEmailUserScriptTests.swift b/Tests/BrowserServicesKitTests/Autofill/AutofillEmailUserScriptTests.swift
index 7c2be92f9..60f3d2be7 100644
--- a/Tests/BrowserServicesKitTests/Autofill/AutofillEmailUserScriptTests.swift
+++ b/Tests/BrowserServicesKitTests/Autofill/AutofillEmailUserScriptTests.swift
@@ -268,6 +268,7 @@ class MockAutofillMessage: AutofillMessage {
 class MockAutofillEmailDelegate: AutofillEmailDelegate {
 
     var signedInCallback: (() -> Void)?
+    var signedOutCallback: (() -> Void)?
     var requestAliasCallback: (() -> Void)?
     var requestStoreTokenCallback: ((String, String, String?) -> Void)?
     var refreshAliasCallback: (() -> Void)?
@@ -304,6 +305,10 @@ class MockAutofillEmailDelegate: AutofillEmailDelegate {
         requestUserDataCallback?()
         completionHandler("username", "alias", "token", nil)
     }
+
+    func autofillUserScriptDidRequestSignOut(_: AutofillUserScript) {
+        signedOutCallback?()
+    }
 }
 
 class MockWebView: WKWebView {