diff --git a/apps/web/src/app/auth/settings/change-password.component.ts b/apps/web/src/app/auth/settings/change-password.component.ts
index 1d95a498694..15d106057ba 100644
--- a/apps/web/src/app/auth/settings/change-password.component.ts
+++ b/apps/web/src/app/auth/settings/change-password.component.ts
@@ -12,16 +12,10 @@ import { MasterPasswordApiService } from "@bitwarden/common/auth/abstractions/ma
 import { UserVerificationService } from "@bitwarden/common/auth/abstractions/user-verification/user-verification.service.abstraction";
 import { PasswordRequest } from "@bitwarden/common/auth/models/request/password.request";
 import { getUserId } from "@bitwarden/common/auth/services/account.service";
-import { FeatureFlag } from "@bitwarden/common/enums/feature-flag.enum";
 import { InternalMasterPasswordServiceAbstraction } from "@bitwarden/common/key-management/master-password/abstractions/master-password.service.abstraction";
-import { ConfigService } from "@bitwarden/common/platform/abstractions/config/config.service";
 import { I18nService } from "@bitwarden/common/platform/abstractions/i18n.service";
 import { MessagingService } from "@bitwarden/common/platform/abstractions/messaging.service";
 import { PlatformUtilsService } from "@bitwarden/common/platform/abstractions/platform-utils.service";
-import { HashPurpose } from "@bitwarden/common/platform/enums";
-import { EncString } from "@bitwarden/common/platform/models/domain/enc-string";
-import { UserId } from "@bitwarden/common/types/guid";
-import { MasterKey, UserKey } from "@bitwarden/common/types/key";
 import { CipherService } from "@bitwarden/common/vault/abstractions/cipher.service";
 import { SyncService } from "@bitwarden/common/vault/abstractions/sync/sync.service.abstraction";
 import { DialogService, ToastService } from "@bitwarden/components";
@@ -47,7 +41,6 @@ export class ChangePasswordComponent
   masterPasswordHint: string;
   checkForBreaches = true;
   characterMinimumMessage = "";
-  userkeyRotationV2 = false;
 
   constructor(
     i18nService: I18nService,
@@ -67,7 +60,6 @@ export class ChangePasswordComponent
     protected masterPasswordService: InternalMasterPasswordServiceAbstraction,
     accountService: AccountService,
     toastService: ToastService,
-    private configService: ConfigService,
   ) {
     super(
       i18nService,
@@ -84,8 +76,6 @@ export class ChangePasswordComponent
   }
 
   async ngOnInit() {
-    this.userkeyRotationV2 = await this.configService.getFeatureFlag(FeatureFlag.UserKeyRotationV2);
-
     if (!(await this.userVerificationService.hasMasterPassword())) {
       // FIXME: Verify that this floating promise is intentional. If it is, add an explanatory comment and ensure there is proper error handling.
       // eslint-disable-next-line @typescript-eslint/no-floating-promises
@@ -148,22 +138,14 @@ export class ChangePasswordComponent
   }
 
   async submit() {
-    if (this.userkeyRotationV2) {
-      this.loading = true;
-      await this.submitNew();
-      this.loading = false;
-    } else {
-      await this.submitOld();
-    }
-  }
-
-  async submitNew() {
+    this.loading = true;
     if (this.currentMasterPassword == null || this.currentMasterPassword === "") {
       this.toastService.showToast({
         variant: "error",
         title: this.i18nService.t("errorOccurred"),
         message: this.i18nService.t("masterPasswordRequired"),
       });
+      this.loading = false;
       return;
     }
 
@@ -176,6 +158,7 @@ export class ChangePasswordComponent
         title: this.i18nService.t("errorOccurred"),
         message: this.i18nService.t("hintEqualsPassword"),
       });
+      this.loading = false;
       return;
     }
 
@@ -185,6 +168,7 @@ export class ChangePasswordComponent
     }
 
     if (!(await this.strongPassword())) {
+      this.loading = false;
       return;
     }
 
@@ -207,6 +191,8 @@ export class ChangePasswordComponent
         title: this.i18nService.t("errorOccurred"),
         message: e.message,
       });
+    } finally {
+      this.loading = false;
     }
   }
 
@@ -270,116 +256,4 @@ export class ChangePasswordComponent
       });
     }
   }
-
-  async submitOld() {
-    if (
-      this.masterPasswordHint != null &&
-      this.masterPasswordHint.toLowerCase() === this.masterPassword.toLowerCase()
-    ) {
-      this.toastService.showToast({
-        variant: "error",
-        title: this.i18nService.t("errorOccurred"),
-        message: this.i18nService.t("hintEqualsPassword"),
-      });
-      return;
-    }
-
-    this.leakedPassword = false;
-    if (this.checkForBreaches) {
-      this.leakedPassword = (await this.auditService.passwordLeaked(this.masterPassword)) > 0;
-    }
-
-    await super.submit();
-  }
-
-  async setupSubmitActions() {
-    if (this.currentMasterPassword == null || this.currentMasterPassword === "") {
-      this.toastService.showToast({
-        variant: "error",
-        title: this.i18nService.t("errorOccurred"),
-        message: this.i18nService.t("masterPasswordRequired"),
-      });
-      return false;
-    }
-
-    if (this.rotateUserKey) {
-      await this.syncService.fullSync(true);
-    }
-
-    return super.setupSubmitActions();
-  }
-
-  async performSubmitActions(
-    newMasterPasswordHash: string,
-    newMasterKey: MasterKey,
-    newUserKey: [UserKey, EncString],
-  ) {
-    const [userId, email] = await firstValueFrom(
-      this.accountService.activeAccount$.pipe(map((a) => [a?.id, a?.email])),
-    );
-
-    const masterKey = await this.keyService.makeMasterKey(
-      this.currentMasterPassword,
-      email,
-      await this.kdfConfigService.getKdfConfig(userId),
-    );
-
-    const newLocalKeyHash = await this.keyService.hashMasterKey(
-      this.masterPassword,
-      newMasterKey,
-      HashPurpose.LocalAuthorization,
-    );
-
-    const userKey = await this.masterPasswordService.decryptUserKeyWithMasterKey(masterKey, userId);
-    if (userKey == null) {
-      this.toastService.showToast({
-        variant: "error",
-        title: null,
-        message: this.i18nService.t("invalidMasterPassword"),
-      });
-      return;
-    }
-
-    const request = new PasswordRequest();
-    request.masterPasswordHash = await this.keyService.hashMasterKey(
-      this.currentMasterPassword,
-      masterKey,
-    );
-    request.masterPasswordHint = this.masterPasswordHint;
-    request.newMasterPasswordHash = newMasterPasswordHash;
-    request.key = newUserKey[1].encryptedString;
-
-    try {
-      if (this.rotateUserKey) {
-        this.formPromise = this.masterPasswordApiService.postPassword(request).then(async () => {
-          // we need to save this for local masterkey verification during rotation
-          await this.masterPasswordService.setMasterKeyHash(newLocalKeyHash, userId as UserId);
-          await this.masterPasswordService.setMasterKey(newMasterKey, userId as UserId);
-          return this.updateKey();
-        });
-      } else {
-        this.formPromise = this.masterPasswordApiService.postPassword(request);
-      }
-
-      await this.formPromise;
-
-      this.toastService.showToast({
-        variant: "success",
-        title: this.i18nService.t("masterPasswordChanged"),
-        message: this.i18nService.t("logBackIn"),
-      });
-      this.messagingService.send("logout");
-    } catch {
-      this.toastService.showToast({
-        variant: "error",
-        title: null,
-        message: this.i18nService.t("errorOccurred"),
-      });
-    }
-  }
-
-  private async updateKey() {
-    const user = await firstValueFrom(this.accountService.activeAccount$);
-    await this.keyRotationService.rotateUserKeyAndEncryptedDataLegacy(this.masterPassword, user);
-  }
 }
diff --git a/apps/web/src/app/key-management/key-rotation/user-key-rotation.service.spec.ts b/apps/web/src/app/key-management/key-rotation/user-key-rotation.service.spec.ts
index c65c4ac3ea4..4dc5a206a63 100644
--- a/apps/web/src/app/key-management/key-rotation/user-key-rotation.service.spec.ts
+++ b/apps/web/src/app/key-management/key-rotation/user-key-rotation.service.spec.ts
@@ -244,21 +244,6 @@ describe("KeyRotationService", () => {
       mockWebauthnLoginAdminService.getRotatedData.mockResolvedValue(webauthn);
     });
 
-    it("rotates the user key and encrypted data legacy", async () => {
-      await keyRotationService.rotateUserKeyAndEncryptedDataLegacy("mockMasterPassword", mockUser);
-
-      expect(mockApiService.postUserKeyUpdate).toHaveBeenCalled();
-      const arg = mockApiService.postUserKeyUpdate.mock.calls[0][0];
-      expect(arg.key).toBe("mockNewUserKey");
-      expect(arg.privateKey).toBe("mockEncryptedData");
-      expect(arg.ciphers.length).toBe(2);
-      expect(arg.folders.length).toBe(2);
-      expect(arg.sends.length).toBe(2);
-      expect(arg.emergencyAccessKeys.length).toBe(1);
-      expect(arg.resetPasswordKeys.length).toBe(1);
-      expect(arg.webauthnKeys.length).toBe(2);
-    });
-
     it("rotates the userkey and encrypted data and changes master password", async () => {
       KeyRotationTrustInfoComponent.open = initialPromptedOpenTrue;
       EmergencyAccessTrustComponent.open = emergencyAccessTrustOpenTrusted;
@@ -383,34 +368,12 @@ describe("KeyRotationService", () => {
       expect(mockApiService.postUserKeyUpdateV2).not.toHaveBeenCalled();
     });
 
-    it("legacy throws if master password provided is falsey", async () => {
-      await expect(
-        keyRotationService.rotateUserKeyAndEncryptedDataLegacy("", mockUser),
-      ).rejects.toThrow();
-    });
-
     it("throws if master password provided is falsey", async () => {
       await expect(
         keyRotationService.rotateUserKeyMasterPasswordAndEncryptedData("", "", mockUser),
       ).rejects.toThrow();
     });
 
-    it("legacy throws if user key creation fails", async () => {
-      mockKeyService.makeUserKey.mockResolvedValueOnce([null, null]);
-
-      await expect(
-        keyRotationService.rotateUserKeyAndEncryptedDataLegacy("mockMasterPassword", mockUser),
-      ).rejects.toThrow();
-    });
-
-    it("legacy throws if no private key is found", async () => {
-      privateKey.next(null);
-
-      await expect(
-        keyRotationService.rotateUserKeyAndEncryptedDataLegacy("mockMasterPassword", mockUser),
-      ).rejects.toThrow();
-    });
-
     it("throws if no private key is found", async () => {
       keyPair.next(null);
 
@@ -423,16 +386,6 @@ describe("KeyRotationService", () => {
       ).rejects.toThrow();
     });
 
-    it("legacy throws if master password is incorrect", async () => {
-      mockUserVerificationService.verifyUserByMasterPassword.mockRejectedValueOnce(
-        new Error("Invalid master password"),
-      );
-
-      await expect(
-        keyRotationService.rotateUserKeyAndEncryptedDataLegacy("mockMasterPassword", mockUser),
-      ).rejects.toThrow();
-    });
-
     it("throws if master password is incorrect", async () => {
       mockUserVerificationService.verifyUserByMasterPassword.mockRejectedValueOnce(
         new Error("Invalid master password"),
@@ -447,14 +400,6 @@ describe("KeyRotationService", () => {
       ).rejects.toThrow();
     });
 
-    it("legacy throws if server rotation fails", async () => {
-      mockApiService.postUserKeyUpdate.mockRejectedValueOnce(new Error("mockError"));
-
-      await expect(
-        keyRotationService.rotateUserKeyAndEncryptedDataLegacy("mockMasterPassword", mockUser),
-      ).rejects.toThrow();
-    });
-
     it("throws if server rotation fails", async () => {
       KeyRotationTrustInfoComponent.open = initialPromptedOpenTrue;
       EmergencyAccessTrustComponent.open = emergencyAccessTrustOpenTrusted;
diff --git a/apps/web/src/app/key-management/key-rotation/user-key-rotation.service.ts b/apps/web/src/app/key-management/key-rotation/user-key-rotation.service.ts
index 129d643f677..fc4ad0c869b 100644
--- a/apps/web/src/app/key-management/key-rotation/user-key-rotation.service.ts
+++ b/apps/web/src/app/key-management/key-rotation/user-key-rotation.service.ts
@@ -4,7 +4,6 @@ import { firstValueFrom } from "rxjs";
 import { Account } from "@bitwarden/common/auth/abstractions/account.service";
 import { UserVerificationService } from "@bitwarden/common/auth/abstractions/user-verification/user-verification.service.abstraction";
 import { VerificationType } from "@bitwarden/common/auth/enums/verification-type";
-import { MasterPasswordVerification } from "@bitwarden/common/auth/types/verification";
 import { FeatureFlag } from "@bitwarden/common/enums/feature-flag.enum";
 import { EncryptService } from "@bitwarden/common/key-management/crypto/abstractions/encrypt.service";
 import { DeviceTrustServiceAbstraction } from "@bitwarden/common/key-management/device-trust/abstractions/device-trust.service.abstraction";
@@ -14,10 +13,9 @@ import { I18nService } from "@bitwarden/common/platform/abstractions/i18n.servic
 import { LogService } from "@bitwarden/common/platform/abstractions/log.service";
 import { HashPurpose } from "@bitwarden/common/platform/enums";
 import { Utils } from "@bitwarden/common/platform/misc/utils";
-import { EncryptedString, EncString } from "@bitwarden/common/platform/models/domain/enc-string";
+import { EncString } from "@bitwarden/common/platform/models/domain/enc-string";
 import { SymmetricCryptoKey } from "@bitwarden/common/platform/models/domain/symmetric-crypto-key";
 import { SendService } from "@bitwarden/common/tools/send/services/send.service.abstraction";
-import { UserId } from "@bitwarden/common/types/guid";
 import { UserKey } from "@bitwarden/common/types/key";
 import { CipherService } from "@bitwarden/common/vault/abstractions/cipher.service";
 import { FolderService } from "@bitwarden/common/vault/abstractions/folder/folder.service.abstraction";
@@ -39,7 +37,6 @@ import { AccountKeysRequest } from "./request/account-keys.request";
 import { MasterPasswordUnlockDataRequest } from "./request/master-password-unlock-data.request";
 import { RotateUserAccountKeysRequest } from "./request/rotate-user-account-keys.request";
 import { UnlockDataRequest } from "./request/unlock-data.request";
-import { UpdateKeyRequest } from "./request/update-key.request";
 import { UserDataRequest } from "./request/userdata.request";
 import { UserKeyRotationApiService } from "./user-key-rotation-api.service";
 
@@ -302,152 +299,4 @@ export class UserKeyRotationService {
     // temporary until userkey can be better verified
     await this.vaultTimeoutService.logOut();
   }
-
-  /**
-   * Creates a new user key and re-encrypts all required data with the it.
-   * @param masterPassword current master password (used for validation)
-   * @deprecated
-   */
-  async rotateUserKeyAndEncryptedDataLegacy(masterPassword: string, user: Account): Promise<void> {
-    this.logService.info("[Userkey rotation] Starting legacy user key rotation...");
-    if (!masterPassword) {
-      this.logService.info("[Userkey rotation] Invalid master password provided. Aborting!");
-      throw new Error("Invalid master password");
-    }
-
-    if ((await this.syncService.getLastSync()) === null) {
-      this.logService.info("[Userkey rotation] Client was never synced. Aborting!");
-      throw new Error(
-        "The local vault is de-synced and the keys cannot be rotated. Please log out and log back in to resolve this issue.",
-      );
-    }
-
-    const emergencyAccessGrantees = await this.emergencyAccessService.getPublicKeys();
-    const orgs = await this.resetPasswordService.getPublicKeys(user.id);
-
-    // Verify master password
-    // UV service sets master key on success since it is stored in memory and can be lost on refresh
-    const verification = {
-      type: VerificationType.MasterPassword,
-      secret: masterPassword,
-    } as MasterPasswordVerification;
-
-    const { masterKey } = await this.userVerificationService.verifyUserByMasterPassword(
-      verification,
-      user.id,
-      user.email,
-    );
-
-    const [newUserKey, newEncUserKey] = await this.keyService.makeUserKey(masterKey);
-
-    if (newUserKey == null || newEncUserKey == null || newEncUserKey.encryptedString == null) {
-      this.logService.info("[Userkey rotation] User key could not be created. Aborting!");
-      throw new Error("User key could not be created");
-    }
-
-    // New user key
-    const key = newEncUserKey.encryptedString;
-
-    // Add master key hash
-    const masterPasswordHash = await this.keyService.hashMasterKey(masterPassword, masterKey);
-
-    // Get original user key
-    // Note: We distribute the legacy key, but not all domains actually use it. If any of those
-    // domains break their legacy support it will break the migration process for legacy users.
-    const originalUserKey = await this.keyService.getUserKeyWithLegacySupport(user.id);
-    const isMasterKey =
-      (await firstValueFrom(this.keyService.userKey$(user.id))) != originalUserKey;
-    this.logService.info("[Userkey rotation] Is legacy user: " + isMasterKey);
-
-    // Add re-encrypted data
-    const privateKey = await this.encryptPrivateKey(newUserKey, user.id);
-    if (privateKey == null) {
-      this.logService.info("[Userkey rotation] Private key could not be encrypted. Aborting!");
-      throw new Error("Private key could not be encrypted");
-    }
-
-    // Create new request
-    const request = new UpdateKeyRequest(masterPasswordHash, key, privateKey);
-
-    const rotatedCiphers = await this.cipherService.getRotatedData(
-      originalUserKey,
-      newUserKey,
-      user.id,
-    );
-    if (rotatedCiphers != null) {
-      request.ciphers = rotatedCiphers;
-    }
-
-    const rotatedFolders = await this.folderService.getRotatedData(
-      originalUserKey,
-      newUserKey,
-      user.id,
-    );
-    if (rotatedFolders != null) {
-      request.folders = rotatedFolders;
-    }
-
-    const rotatedSends = await this.sendService.getRotatedData(
-      originalUserKey,
-      newUserKey,
-      user.id,
-    );
-    if (rotatedSends != null) {
-      request.sends = rotatedSends;
-    }
-
-    const trustedUserPublicKeys = emergencyAccessGrantees.map((d) => d.publicKey);
-    const rotatedEmergencyAccessKeys = await this.emergencyAccessService.getRotatedData(
-      newUserKey,
-      trustedUserPublicKeys,
-      user.id,
-    );
-    if (rotatedEmergencyAccessKeys != null) {
-      request.emergencyAccessKeys = rotatedEmergencyAccessKeys;
-    }
-
-    const trustedOrgPublicKeys = orgs.map((d) => d.publicKey);
-    // Note: Reset password keys request model has user verification
-    // properties, but the rotation endpoint uses its own MP hash.
-    const rotatedResetPasswordKeys = await this.resetPasswordService.getRotatedData(
-      originalUserKey,
-      trustedOrgPublicKeys,
-      user.id,
-    );
-    if (rotatedResetPasswordKeys != null) {
-      request.resetPasswordKeys = rotatedResetPasswordKeys;
-    }
-
-    const rotatedWebauthnKeys = await this.webauthnLoginAdminService.getRotatedData(
-      originalUserKey,
-      newUserKey,
-      user.id,
-    );
-    if (rotatedWebauthnKeys != null) {
-      request.webauthnKeys = rotatedWebauthnKeys;
-    }
-
-    this.logService.info("[Userkey rotation] Posting user key rotation request to server");
-    await this.apiService.postUserKeyUpdate(request);
-    this.logService.info("[Userkey rotation] Userkey rotation request posted to server");
-
-    // TODO PM-2199: Add device trust rotation support to the user key rotation endpoint
-    this.logService.info("[Userkey rotation] Rotating device trust...");
-    await this.deviceTrustService.rotateDevicesTrust(user.id, newUserKey, masterPasswordHash);
-    this.logService.info("[Userkey rotation] Device trust rotation completed");
-    await this.vaultTimeoutService.logOut();
-  }
-
-  private async encryptPrivateKey(
-    newUserKey: UserKey,
-    userId: UserId,
-  ): Promise<EncryptedString | undefined> {
-    const privateKey = await firstValueFrom(
-      this.keyService.userPrivateKeyWithLegacySupport$(userId),
-    );
-    if (privateKey == null) {
-      throw new Error("No private key found for user key rotation");
-    }
-    return (await this.encryptService.wrapDecapsulationKey(privateKey, newUserKey)).encryptedString;
-  }
 }
diff --git a/libs/common/src/enums/feature-flag.enum.ts b/libs/common/src/enums/feature-flag.enum.ts
index b78f5a1deec..f64590b9e66 100644
--- a/libs/common/src/enums/feature-flag.enum.ts
+++ b/libs/common/src/enums/feature-flag.enum.ts
@@ -38,7 +38,6 @@ export enum FeatureFlag {
 
   /* Key Management */
   PrivateKeyRegeneration = "pm-12241-private-key-regeneration",
-  UserKeyRotationV2 = "userkey-rotation-v2",
   PM4154_BulkEncryptionService = "PM-4154-bulk-encryption-service",
   UseSDKForDecryption = "use-sdk-for-decryption",
   PM17987_BlockType0 = "pm-17987-block-type-0",
@@ -116,7 +115,6 @@ export const DefaultFeatureFlagValue = {
 
   /* Key Management */
   [FeatureFlag.PrivateKeyRegeneration]: FALSE,
-  [FeatureFlag.UserKeyRotationV2]: FALSE,
   [FeatureFlag.PM4154_BulkEncryptionService]: FALSE,
   [FeatureFlag.UseSDKForDecryption]: FALSE,
   [FeatureFlag.PM17987_BlockType0]: FALSE,