diff --git a/src/AddThreepid.ts b/src/AddThreepid.ts
index 8924399886..7d2c4cefb5 100644
--- a/src/AddThreepid.ts
+++ b/src/AddThreepid.ts
@@ -16,7 +16,6 @@ import {
     MatrixError,
     HTTPError,
     type IThreepid,
-    type UIAResponse,
 } from "matrix-js-sdk/src/matrix";
 
 import Modal from "./Modal";
@@ -181,9 +180,7 @@ export default class AddThreepid {
      * with a "message" property which contains a human-readable message detailing why
      * the request failed.
      */
-    public async checkEmailLinkClicked(): Promise<
-        [success?: boolean, result?: UIAResponse<IAddThreePidOnlyBody> | Error | null]
-    > {
+    public async checkEmailLinkClicked(): Promise<[success?: boolean, result?: IAddThreePidOnlyBody | Error | null]> {
         try {
             if (this.bind) {
                 const authClient = new IdentityAuthClient();
@@ -270,7 +267,7 @@ export default class AddThreepid {
      */
     public async haveMsisdnToken(
         msisdnToken: string,
-    ): Promise<[success?: boolean, result?: UIAResponse<IAddThreePidOnlyBody> | Error | null]> {
+    ): Promise<[success?: boolean, result?: IAddThreePidOnlyBody | Error | null]> {
         const authClient = new IdentityAuthClient();
 
         if (this.submitUrl) {
diff --git a/src/CreateCrossSigning.ts b/src/CreateCrossSigning.ts
index cb1eb528af..db9bc3e3fe 100644
--- a/src/CreateCrossSigning.ts
+++ b/src/CreateCrossSigning.ts
@@ -7,7 +7,7 @@ SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only OR LicenseRef-Element-Com
 Please see LICENSE files in the repository root for full details.
 */
 
-import { type AuthDict, type MatrixClient, MatrixError, type UIAResponse } from "matrix-js-sdk/src/matrix";
+import { type AuthDict, type MatrixClient, MatrixError } from "matrix-js-sdk/src/matrix";
 
 import { SSOAuthEntry } from "./components/views/auth/InteractiveAuthEntryComponents";
 import Modal from "./Modal";
@@ -38,7 +38,7 @@ export async function createCrossSigning(cli: MatrixClient): Promise<void> {
 
 export async function uiAuthCallback(
     matrixClient: MatrixClient,
-    makeRequest: (authData: AuthDict) => Promise<UIAResponse<void>>,
+    makeRequest: (authData: AuthDict) => Promise<void>,
 ): Promise<void> {
     try {
         await makeRequest({});
diff --git a/src/async-components/views/dialogs/security/CreateSecretStorageDialog.tsx b/src/async-components/views/dialogs/security/CreateSecretStorageDialog.tsx
index daefa267bc..2bcf577d9f 100644
--- a/src/async-components/views/dialogs/security/CreateSecretStorageDialog.tsx
+++ b/src/async-components/views/dialogs/security/CreateSecretStorageDialog.tsx
@@ -10,7 +10,7 @@ Please see LICENSE files in the repository root for full details.
 import React, { createRef } from "react";
 import FileSaver from "file-saver";
 import { logger } from "matrix-js-sdk/src/logger";
-import { type AuthDict, type UIAResponse } from "matrix-js-sdk/src/matrix";
+import { type AuthDict } from "matrix-js-sdk/src/matrix";
 import { type GeneratedSecretStorageKey } from "matrix-js-sdk/src/crypto-api";
 import classNames from "classnames";
 import CheckmarkIcon from "@vector-im/compound-design-tokens/assets/web/icons/check";
@@ -177,9 +177,7 @@ export default class CreateSecretStorageDialog extends React.PureComponent<IProp
         });
     };
 
-    private doBootstrapUIAuth = async (
-        makeRequest: (authData: AuthDict) => Promise<UIAResponse<void>>,
-    ): Promise<void> => {
+    private doBootstrapUIAuth = async (makeRequest: (authData: AuthDict) => Promise<void>): Promise<void> => {
         const dialogAesthetics = {
             [SSOAuthEntry.PHASE_PREAUTH]: {
                 title: _t("auth|uia|sso_title"),
diff --git a/src/components/structures/InteractiveAuth.tsx b/src/components/structures/InteractiveAuth.tsx
index f9c389679c..d1c670c27c 100644
--- a/src/components/structures/InteractiveAuth.tsx
+++ b/src/components/structures/InteractiveAuth.tsx
@@ -27,13 +27,10 @@ import Spinner from "../views/elements/Spinner";
 
 export const ERROR_USER_CANCELLED = new Error("User cancelled auth session");
 
-type InteractiveAuthCallbackSuccess<T> = (
-    success: true,
-    response: T,
-    extra?: { emailSid?: string; clientSecret?: string },
-) => Promise<void>;
-type InteractiveAuthCallbackFailure = (success: false, response: IAuthData | Error) => Promise<void>;
-export type InteractiveAuthCallback<T> = InteractiveAuthCallbackSuccess<T> & InteractiveAuthCallbackFailure;
+export type InteractiveAuthCallback<T> = {
+    (success: true, response: T, extra?: { emailSid?: string; clientSecret?: string }): Promise<void>;
+    (success: false, response: IAuthData | Error): Promise<void>;
+};
 
 export interface InteractiveAuthProps<T> {
     // matrix client to use for UI auth requests
@@ -49,10 +46,6 @@ export interface InteractiveAuthProps<T> {
     emailSid?: string;
     // If true, poll to see if the auth flow has been completed out-of-band
     poll?: boolean;
-    // If true, components will be told that the 'Continue' button
-    // is managed by some other party and should not be managed by
-    // the component itself.
-    continueIsManaged?: boolean;
     // continueText and continueKind are passed straight through to the AuthEntryComponent.
     continueText?: string;
     continueKind?: ContinueKind;
@@ -288,7 +281,6 @@ export default class InteractiveAuthComponent<T> extends React.Component<Interac
                 stageState={this.state.stageState}
                 fail={this.onAuthStageFailed}
                 setEmailSid={this.setEmailSid}
-                showContinue={!this.props.continueIsManaged}
                 onPhaseChange={this.onPhaseChange}
                 requestEmailToken={this.authLogic.requestEmailToken}
                 continueText={this.props.continueText}
diff --git a/src/components/views/auth/InteractiveAuthEntryComponents.tsx b/src/components/views/auth/InteractiveAuthEntryComponents.tsx
index 04da4d5bc7..cc22ba3c3a 100644
--- a/src/components/views/auth/InteractiveAuthEntryComponents.tsx
+++ b/src/components/views/auth/InteractiveAuthEntryComponents.tsx
@@ -85,7 +85,6 @@ interface IAuthEntryProps {
     requestEmailToken?: () => Promise<void>;
     fail: (error: Error) => void;
     clientSecret: string;
-    showContinue: boolean;
 }
 
 interface IPasswordAuthEntryState {
@@ -361,9 +360,11 @@ export class TermsAuthEntry extends React.Component<ITermsAuthEntryProps, ITerms
             );
         }
 
-        let submitButton: JSX.Element | undefined;
-        if (this.props.showContinue !== false) {
-            submitButton = (
+        return (
+            <div className="mx_InteractiveAuthEntryComponents">
+                <p>{_t("auth|uia|terms")}</p>
+                {checkboxes}
+                {errorSection}
                 <AccessibleButton
                     kind="primary"
                     className="mx_InteractiveAuthEntryComponents_termsSubmit"
@@ -372,15 +373,6 @@ export class TermsAuthEntry extends React.Component<ITermsAuthEntryProps, ITerms
                 >
                     {_t("action|accept")}
                 </AccessibleButton>
-            );
-        }
-
-        return (
-            <div className="mx_InteractiveAuthEntryComponents">
-                <p>{_t("auth|uia|terms")}</p>
-                {checkboxes}
-                {errorSection}
-                {submitButton}
             </div>
         );
     }
diff --git a/src/components/views/dialogs/InteractiveAuthDialog.tsx b/src/components/views/dialogs/InteractiveAuthDialog.tsx
index 8ba67bcc5d..5800153fed 100644
--- a/src/components/views/dialogs/InteractiveAuthDialog.tsx
+++ b/src/components/views/dialogs/InteractiveAuthDialog.tsx
@@ -9,7 +9,7 @@ Please see LICENSE files in the repository root for full details.
 */
 
 import React from "react";
-import { type MatrixClient, type UIAResponse } from "matrix-js-sdk/src/matrix";
+import { type MatrixClient } from "matrix-js-sdk/src/matrix";
 import { type AuthType } from "matrix-js-sdk/src/interactive-auth";
 
 import { _t } from "../../../languageHandler";
@@ -63,7 +63,7 @@ export interface InteractiveAuthDialogProps<T = unknown>
     // Default is defined in _getDefaultDialogAesthetics()
     aestheticsForStagePhases?: DialogAesthetics;
 
-    onFinished(success?: boolean, result?: UIAResponse<T> | Error | null): void;
+    onFinished(success?: boolean, result?: T | Error | null): void;
 }
 
 interface IState {
@@ -111,7 +111,7 @@ export default class InteractiveAuthDialog<T> extends React.Component<Interactiv
 
     private onAuthFinished: InteractiveAuthCallback<T> = async (success, result): Promise<void> => {
         if (success) {
-            this.props.onFinished(true, result);
+            this.props.onFinished(true, result as T);
         } else {
             if (result === ERROR_USER_CANCELLED) {
                 this.props.onFinished(false, null);
diff --git a/test/unit-tests/components/views/auth/InteractiveAuthEntryComponents-test.tsx b/test/unit-tests/components/views/auth/InteractiveAuthEntryComponents-test.tsx
index adba9d1f75..4768eed4dc 100644
--- a/test/unit-tests/components/views/auth/InteractiveAuthEntryComponents-test.tsx
+++ b/test/unit-tests/components/views/auth/InteractiveAuthEntryComponents-test.tsx
@@ -31,7 +31,6 @@ describe("<EmailIdentityAuthEntry/>", () => {
                 submitAuthDict={jest.fn()}
                 fail={jest.fn()}
                 clientSecret="my secret"
-                showContinue={true}
                 inputs={{ emailAddress: "alice@example.xyz" }}
             />,
         );
@@ -73,7 +72,6 @@ describe("<MasUnlockCrossSigningAuthEntry/>", () => {
                 submitAuthDict={jest.fn()}
                 fail={jest.fn()}
                 clientSecret="my secret"
-                showContinue={true}
                 stageParams={{ url: "https://example.com" }}
                 {...props}
             />,
@@ -114,7 +112,6 @@ describe("<TermsAuthEntry/>", () => {
                 submitAuthDict={jest.fn()}
                 fail={jest.fn()}
                 clientSecret="my secret"
-                showContinue={true}
                 stageParams={{
                     policies: {
                         test_policy: policy,