diff --git a/ConversationsClassic/AppData/Client/Client.swift b/ConversationsClassic/AppData/Client/Client.swift
index c3a656a..aa28f02 100644
--- a/ConversationsClassic/AppData/Client/Client.swift
+++ b/ConversationsClassic/AppData/Client/Client.swift
@@ -41,7 +41,9 @@ final class Client: ObservableObject {
                 }
             }
     }
+}
 
+extension Client {
     func addRoster(_ jid: String, name: String?, groups: [String]) async throws {
         _ = try await connection.module(.roster).addItem(
             jid: JID(jid),
@@ -53,6 +55,17 @@ final class Client: ObservableObject {
     func deleteRoster(_ roster: Roster) async throws {
         _ = try await connection.module(.roster).removeItem(jid: JID(roster.contactBareJid))
     }
+
+    func connect() async {
+        guard credentials.isActive, state == .enabled(.disconnected) else {
+            return
+        }
+        try? await connection.loginAndWait()
+    }
+
+    func disconnect() {
+        _ = connection.disconnect()
+    }
 }
 
 extension Client {
diff --git a/ConversationsClassic/AppData/Stores/ClientsStore.swift b/ConversationsClassic/AppData/Stores/ClientsStore.swift
index 7925984..e16a294 100644
--- a/ConversationsClassic/AppData/Stores/ClientsStore.swift
+++ b/ConversationsClassic/AppData/Stores/ClientsStore.swift
@@ -9,9 +9,10 @@ final class ClientsStore: ObservableObject {
     @Published private(set) var ready = false
     @Published private(set) var clients: [Client] = []
 
+    private let observation = ValueObservation.tracking(Credentials.fetchAll)
+
     func startFetching() {
         Task {
-            let observation = ValueObservation.tracking(Credentials.fetchAll)
             do {
                 for try await credentials in observation.values(in: Database.shared.dbQueue) {
                     processCredentials(credentials)
@@ -22,6 +23,23 @@ final class ClientsStore: ObservableObject {
         }
     }
 
+    private func processCredentials(_ credentials: [Credentials]) {
+        let existsJids = Set(clients.map { $0.credentials.bareJid })
+        let credentialsJids = Set(credentials.map { $0.bareJid })
+
+        let forAdd = credentials.filter { !existsJids.contains($0.bareJid) }
+        let newClients = forAdd.map { Client(credentials: $0) }
+
+        let forRemove = clients.filter { !credentialsJids.contains($0.credentials.bareJid) }
+        forRemove.forEach { $0.disconnect() }
+
+        var updatedClients = clients.filter { credentialsJids.contains($0.credentials.bareJid) }
+        updatedClients.append(contentsOf: newClients)
+        clients = updatedClients
+    }
+}
+
+extension ClientsStore {
     func addNewClient(_ client: Client) {
         clients.append(client)
         Task(priority: .background) {
@@ -29,13 +47,15 @@ final class ClientsStore: ObservableObject {
         }
     }
 
-    private func processCredentials(_ credentials: [Credentials]) {
-        let existsJids = clients.map { $0.credentials.bareJid }
-        let forAdd = credentials.filter { !existsJids.contains($0.bareJid) }
-        let forRemove = existsJids.filter { !credentials.map { $0.bareJid }.contains($0) }
-
-        var newClients = clients.filter { !forRemove.contains($0.credentials.bareJid) }
-        newClients.append(contentsOf: forAdd.map { Client(credentials: $0) })
-        clients = newClients
+    func reconnectAll() {
+        Task {
+            await withTaskGroup(of: Void.self) { taskGroup in
+                for client in clients {
+                    taskGroup.addTask {
+                        await client.connect()
+                    }
+                }
+            }
+        }
     }
 }
diff --git a/ConversationsClassic/AppData/Stores/RostersStore.swift b/ConversationsClassic/AppData/Stores/RostersStore.swift
index 192ba20..b709903 100644
--- a/ConversationsClassic/AppData/Stores/RostersStore.swift
+++ b/ConversationsClassic/AppData/Stores/RostersStore.swift
@@ -9,17 +9,13 @@ final class RostersStore: ObservableObject {
 
     private var cancellable: AnyCancellable?
 
-    init(clientsPublisher: Published<[Client]>.Publisher) {
-        subscribeToClientsStore(clientsPublisher: clientsPublisher)
-    }
-
-    private func subscribeToClientsStore(clientsPublisher: Published<[Client]>.Publisher) {
+    init() {
         let rostersPublisher = ValueObservation.tracking(Roster.fetchAll)
             .publisher(in: Database.shared.dbQueue)
             .receive(on: DispatchQueue.main)
             .catch { _ in Just([]) }
 
-        cancellable = clientsPublisher
+        cancellable = ClientsStore.shared.$clients
             .map { $0.filter { $0.state != .disabled } } // look rosters only for enabled clients
             .flatMap { clients in
                 Publishers.MergeMany(clients.map { $0.$state })
@@ -46,18 +42,29 @@ extension RostersStore {
         case serverError
     }
 
-    func addRoster(ownerJid: String, contactJID: String, name _: String?, groups _: [String]) async -> RosterAddResult {
+    func addRoster(_ owner: Credentials, contactJID: String, name _: String?, groups _: [String]) async -> RosterAddResult {
         // check if such roster was already exists or locally deleted
-        if var exists = rosters.first(where: { $0.bareJid == ownerJid && $0.contactBareJid == contactJID }), exists.locallyDeleted {
+        if var exists = rosters.first(where: { $0.bareJid == owner.bareJid && $0.contactBareJid == contactJID }), exists.locallyDeleted {
             try? await exists.setLocallyDeleted(false)
             return .success
         }
 
         // add new roster
         // check that client is enabled and connected
-        guard let client = ClientsStore.shared.clients.first(where: { $0.credentials.bareJid == ownerJid }), client.state == .enabled(.connected) else {
+        let clientStorage = ClientsStore.shared
+        while !clientStorage.ready {
+            await Task.yield()
+        }
+        print("!! Clients: \(clientStorage.clients.count)")
+        guard let client = clientStorage.clients.first(where: { $0.credentials == owner }) else {
             return .connectionError
         }
+        guard client.state == .enabled(.connected) else {
+            return .connectionError
+        }
+        // guard let client = ClientsStore.shared.clients.first(where: { $0.credentials == owner }), client.state == .enabled(.connected) else {
+        //     return .connectionError
+        // }
 
         // add roster
         do {
diff --git a/ConversationsClassic/View/Main/Contacts/AddContactOrChannelScreen.swift b/ConversationsClassic/View/Main/Contacts/AddContactOrChannelScreen.swift
index d3e826d..4c48c9e 100644
--- a/ConversationsClassic/View/Main/Contacts/AddContactOrChannelScreen.swift
+++ b/ConversationsClassic/View/Main/Contacts/AddContactOrChannelScreen.swift
@@ -130,7 +130,7 @@ struct AddContactOrChannelScreen: View {
             router.dismissModal()
         }
 
-        let result = await rostersStore.addRoster(ownerJid: ownerCredentials.bareJid, contactJID: contactJID, name: nil, groups: [])
+        let result = await rostersStore.addRoster(ownerCredentials, contactJID: contactJID, name: nil, groups: [])
 
         switch result {
         case .success:
diff --git a/ConversationsClassic/View/Main/Contacts/ContactsScreen.swift b/ConversationsClassic/View/Main/Contacts/ContactsScreen.swift
index a4c19c0..c7d673f 100644
--- a/ConversationsClassic/View/Main/Contacts/ContactsScreen.swift
+++ b/ConversationsClassic/View/Main/Contacts/ContactsScreen.swift
@@ -3,7 +3,7 @@ import SwiftUI
 struct ContactsScreen: View {
     @Environment(\.router) var router
     @EnvironmentObject var clientsStore: ClientsStore
-    @StateObject var rostersStore = RostersStore(clientsPublisher: ClientsStore.shared.$clients)
+    @StateObject var rostersStore = RostersStore()
 
     var body: some View {
         ZStack {