public async Task <IActionResult> OnPost() { var user = await _userManager.GetUserAsync(User); if (user == null) { return(NotFound($"Unable to load user with ID '{_userManager.GetUserId(User)}'.")); } await _signInManager.ForgetTwoFactorClientAsync(); StatusMessage = "The current browser has been forgotten. When you login again from this browser you will be prompted for your 2fa code."; return(RedirectToPage()); }