diff --git a/NextcloudTalk/NCContactsManager.m b/NextcloudTalk/NCContactsManager.m
index 50e6a1af4..df260ae75 100644
--- a/NextcloudTalk/NCContactsManager.m
+++ b/NextcloudTalk/NCContactsManager.m
@@ -30,6 +30,8 @@
 #import "ABContact.h"
 #import "NCContact.h"
 
+#import "NextcloudTalk-Swift.h"
+
 @interface NCContactsManager ()
 
 @property (nonatomic, strong) CNContactStore *contactStore;
@@ -158,6 +160,7 @@ - (void)searchForPhoneNumbers:(NSDictionary *)phoneNumbers forAccount:(TalkAccou
 {
     [[NCAPIController sharedInstance] searchContactsForAccount:account withPhoneNumbers:phoneNumbers andCompletionBlock:^(NSDictionary *contacts, NSError *error) {
         if (!error) {
+            BGTaskHelper *bgTask = [BGTaskHelper startBackgroundTaskWithName:@"NCUpdateContacts" expirationHandler:nil];
             RLMRealm *realm = [RLMRealm defaultRealm];
             [realm transactionWithBlock:^{
                 NSInteger updateTimestamp = [[NSDate date] timeIntervalSince1970];
@@ -190,6 +193,7 @@ - (void)searchForPhoneNumbers:(NSDictionary *)phoneNumbers forAccount:(TalkAccou
                 [[NSNotificationCenter defaultCenter] postNotificationName:NCContactsManagerContactsUpdatedNotification
                                                                     object:self
                                                                   userInfo:nil];
+                [bgTask stopBackgroundTask];
             }];
         }
     }];
diff --git a/NextcloudTalk/RoomsTableViewController.m b/NextcloudTalk/RoomsTableViewController.m
index 6756cb121..fb2899be6 100644
--- a/NextcloudTalk/RoomsTableViewController.m
+++ b/NextcloudTalk/RoomsTableViewController.m
@@ -236,8 +236,13 @@ - (void)dealloc
 - (void)viewDidAppear:(BOOL)animated
 {
     [super viewDidAppear:animated];
+
     [self adaptInterfaceForAppState:[NCConnectionController sharedInstance].appState];
     [self adaptInterfaceForConnectionState:[NCConnectionController sharedInstance].connectionState];
+
+    if ([[NCSettingsController sharedInstance] isContactSyncEnabled] && [[NCDatabaseManager sharedInstance] serverHasTalkCapability:kCapabilityPhonebookSearch]) {
+        [[NCContactsManager sharedInstance] searchInServerForAddressBookContacts:NO];
+    }
 }
 
 - (void)viewWillAppear:(BOOL)animated
@@ -550,7 +555,13 @@ - (void)searchListableRoomsAndMessages
     _resultTableViewController.users = @[];
     [[NCAPIController sharedInstance] getContactsForAccount:account forRoom:nil groupRoom:NO withSearchParam:searchString andCompletionBlock:^(NSArray *indexes, NSMutableDictionary *contacts, NSMutableArray *contactList, NSError *error) {
         if (!error) {
-            self->_resultTableViewController.users = [self usersWithoutOneToOneConversations:contactList];
+            NSArray *users = [self usersWithoutOneToOneConversations:contactList];
+            if ([[NCSettingsController sharedInstance] isContactSyncEnabled] && [[NCDatabaseManager sharedInstance] serverHasTalkCapability:kCapabilityPhonebookSearch]) {
+                TalkAccount *activeAccount = [[NCDatabaseManager sharedInstance] activeAccount];
+                NSArray *addressBookContacts = [NCContact contactsForAccountId:activeAccount.accountId contains:nil];
+                users = [NCUser combineUsersArray:addressBookContacts withUsersArray:users];
+            }
+            self->_resultTableViewController.users = users;
         }
     }];
     // Search for listable rooms
diff --git a/NextcloudTalk/SettingsTableViewController.swift b/NextcloudTalk/SettingsTableViewController.swift
index 0b4d3debf..070400b80 100644
--- a/NextcloudTalk/SettingsTableViewController.swift
+++ b/NextcloudTalk/SettingsTableViewController.swift
@@ -283,12 +283,14 @@ class SettingsTableViewController: UITableViewController, UITextFieldDelegate {
 
     @objc func contactsHaveBeenUpdated(notification: NSNotification) {
         DispatchQueue.main.async {
+            self.activeAccount = NCDatabaseManager.sharedInstance().activeAccount()
             self.tableView.reloadData()
         }
     }
 
     @objc func contactsAccessHasBeenUpdated(notification: NSNotification) {
         DispatchQueue.main.async {
+            self.activeAccount = NCDatabaseManager.sharedInstance().activeAccount()
             self.tableView.reloadData()
         }
     }
@@ -753,6 +755,17 @@ class SettingsTableViewController: UITableViewController, UITextFieldDelegate {
         }
     }
 
+    func didSelectAccountSettingsSectionCell(for indexPath: IndexPath) {
+        let options = getAccountSettingsSectionOptions()
+        let option = options[indexPath.row]
+        switch option {
+        case AccountSettingsOptions.kAccountSettingsContactsSync.rawValue:
+            NCContactsManager.sharedInstance().searchInServer(forAddressBookContacts: true)
+        default:
+            break
+        }
+    }
+
     func didSelectSettingsSectionCell(for indexPath: IndexPath) {
         let options = getConfigurationSectionOptions()
         let option = options[indexPath.row]
@@ -806,6 +819,9 @@ class SettingsTableViewController: UITableViewController, UITextFieldDelegate {
         case SettingsSection.kSettingsSectionUserStatus.rawValue:
             self.presentUserStatusOptions()
 
+        case SettingsSection.kSettingsSectionAccountSettings.rawValue:
+            self.didSelectAccountSettingsSectionCell(for: indexPath)
+
         case SettingsSection.kSettingsSectionOtherAccounts.rawValue:
             self.didSelectOtherAccountSectionCell(for: indexPath)
 
@@ -869,7 +885,7 @@ extension SettingsTableViewController {
             cell = tableView.dequeueReusableCell(withIdentifier: contactsSyncCellIdentifier) ?? UITableViewCell(style: .subtitle, reuseIdentifier: contactsSyncCellIdentifier)
             cell.textLabel?.text = NSLocalizedString("Phone number integration", comment: "")
             cell.detailTextLabel?.text = NSLocalizedString("Match system contacts", comment: "")
-            cell.selectionStyle = .none
+            cell.selectionStyle = contactSyncSwitch.isOn ? .default : .none
             cell.imageView?.image = UIImage(systemName: "iphone")?.applyingSymbolConfiguration(iconConfiguration)
             cell.imageView?.tintColor = .secondaryLabel
             cell.accessoryView = contactSyncSwitch