diff --git a/net/web/src/session/channels/Channels.jsx b/net/web/src/session/channels/Channels.jsx
index d6d65cfd..ab4361a4 100644
--- a/net/web/src/session/channels/Channels.jsx
+++ b/net/web/src/session/channels/Channels.jsx
@@ -55,7 +55,7 @@ export function Channels({ open, active }) {
         { state.channels.length > 0 && (
           <List local={{ emptyText: '' }} itemLayout="horizontal" dataSource={state.channels} gutter="0"
             renderItem={item => (
-              <ChannelItem cardId={itme.cardId} channelId={item.channelId}
+              <ChannelItem cardId={item.cardId} channelId={item.channelId}
                   filter={state.filter} openChannel={open} active={active} />
             )}
           />
diff --git a/net/web/src/session/channels/channelItem/ChannelItem.jsx b/net/web/src/session/channels/channelItem/ChannelItem.jsx
index e350f55a..13c8ecc9 100644
--- a/net/web/src/session/channels/channelItem/ChannelItem.jsx
+++ b/net/web/src/session/channels/channelItem/ChannelItem.jsx
@@ -1,38 +1,37 @@
 import { Tooltip } from 'antd';
 import { ChannelItemWrapper, Markup } from './ChannelItem.styled';
 import { Logo } from 'logo/Logo';
-import { AppstoreFilled, SolutionOutlined, UnlockOutlined, LockFilled } from '@ant-design/icons';
+import { UnlockOutlined, LockFilled } from '@ant-design/icons';
+import { useChannelItem } from './useChannelItem.hook';
 
-export function ChannelItem({ cardId, channelId, openChannel, active }) {
+export function ChannelItem({ cardId, channelId, filter, openChannel, active }) {
 
-  const itemClass = () => {
-    if (active.set && active.channel === item.channelId && active.card === item.cardId) {
-      return "active"
-    }
-    return "idle"
-  };
+  const { state } = useChannelItem(cardId, channelId, filter, active);
 
   return (
-    <ChannelItemWrapper onClick={() => openChannel(item.channelId, item.cardId)}>
-      <div class={itemClass()}>
+    <ChannelItemWrapper style={{ display: (!state.set || !state.visible) ? 'none' : null }}
+          onClick={() => openChannel(channelId, cardId)}>
+      <div class={state.active ? 'active' : 'idle'}>
         <div class="item">
           <div class="avatar">
-            <Logo url={item.logo} img={item.img} width={32} height={32} radius={8} />
+            <Logo url={state.logo} img={state.img} width={32} height={32} radius={8} />
           </div>
           <div class="details">
             <div class="subject">
-              { item.locked && !item.unlocked && (
+              { state.locked && !state.unlocked && (
                 <LockFilled style={{ paddingRight: 8 }}/>
               )}
-              { item.locked && item.unlocked && (
+              { state.locked && state.unlocked && (
                 <UnlockOutlined style={{ paddingRight: 8 }}/>
               )}
-              <span>{ item.subject }</span>
+              <span>{ state.subject }</span>
             </div>
-            <div class="message">{ item.message }</div>
+            <div class="message">{ state.message }</div>
           </div>
-          { item.updatedFlag && (
-            <Markup />
+          { state.updatedFlag && (
+            <Tooltip placement="topRight" title="New Message">
+              <Markup />
+            </Tooltip>
           )}
         </div>
       </div>
diff --git a/net/web/src/session/channels/channelItem/useChannelItem.hook.js b/net/web/src/session/channels/channelItem/useChannelItem.hook.js
index a5c07041..5ab28ef1 100644
--- a/net/web/src/session/channels/channelItem/useChannelItem.hook.js
+++ b/net/web/src/session/channels/channelItem/useChannelItem.hook.js
@@ -6,10 +6,19 @@ import { AccountContext } from 'context/AccountContext';
 import { ProfileContext } from 'context/ProfileContext';
 import { getCardByGuid } from 'context/cardUtil';
 
-export function useChannelItem(cardId, channelId, filter) {
+export function useChannelItem(cardId, channelId, filter, active) {
 
   const [state, setState] = useState({
     set: false,
+    visible: false,
+    active: false,
+    locked: false,
+    unlocked: false,
+    updateFlag: false,
+    img: null,
+    logo: null,
+    subject: null,
+    message: null,
   });
 
   const card = useContext(CardContext);
@@ -34,8 +43,31 @@ export function useChannelItem(cardId, channelId, filter) {
 
   useEffect(() => {
     sync();
-  }, [card, channel, store, account, filter]);
+    // eslint-disable-next-line
+  }, [card.state, channel.state, store.state, account.state]);
 
+  useEffect(() => {
+    if (cardId === active?.card && channelId === active?.channel) {
+      updateState({ active: true });
+    }
+    else {
+      updateState({ active: false });
+    }
+  }, [cardId, channelId, active]);
+
+  useEffect(() => {
+    if (filter) {
+      if (state.subject) {
+        updateState({ visible: state.subject.toUpperCase().includes(filter) });
+      }
+      else {
+        updateState({ visible: false });
+      }
+    }
+    else {
+      updateState({ visible: true });
+    }
+  }, [filter, state.subject]);
 
   const sync = async () => {
     if (!syncing.current) {
@@ -87,35 +119,34 @@ export function useChannelItem(cardId, channelId, filter) {
   const setChannel = (cardId, channelId) => {
     if (cardId) {
       const cardItem = card.state.cards.get(cardId);
-      setChannelItem(cardItem?.channels?.get(channelId));
+      const channelItem = cardItem?.channels?.get(channelId);
+      setChannelItem(cardItem, channelItem);
+      setCardRevision.current = cardItem?.revision;
+      setChannelRevision.current = channelItem?.revision;
     }
     else {
-      setChannelItem(channel.state.channels.get(channelId);
+      const channelItem = channel.state.channels.get(channelId);
+      setChannelItem(null, channelItem);
+      setChannelRevision.current = channelItem?.revision;
     }
+    setSealKey.current = account.state.sealKey;
   };
 
-  const setChannelItem = (item) => {
+  const setChannelItem = (cardItem, channelItem) => {
 
-    if (!item) {
+    if (!channelItem) {
       updateState({ set: false });
       return;
     }
-  }
-    
+    const chan = { set: true };
       
-    const chan = {};
-    chan.cardId = cardId;
-    chan.channelId = channelId;
-    chan.revision = value.revision;
-    chan.updated = value.data?.channelSummary?.lastTopic?.created;
-
     // set updated flag
     const key = `${cardId}:${channelId}`
     const login = store.state['login:timestamp'];
     if (!chan.updated || !login || chan.updated < login) {
       chan.updatedFlag = false;
     }
-    else if (store.state[key] && store.state[key] === value.revision) {
+    else if (store.state[key] && store.state[key] === channelItem.revision) {
       chan.updatedFlag = false;
     }
     else {
@@ -127,15 +158,14 @@ export function useChannelItem(cardId, channelId, filter) {
     let names = [];
     let img = null;
     let logo = null;
-    if (cardId) {
-      const contact = card.state.cards.get(cardId);
-      const profile = contact?.data?.cardProfile;
+    if (cardItem) {
+      const profile = cardItem?.data?.cardProfile;
       if (profile?.name) {
         names.push(profile.name);
       }
       if (profile?.imageSet) {
         img = null;
-        logo = card.actions.getCardImageUrl(contact.id);
+        logo = card.actions.getCardImageUrl(cardId);
       }
       else {
         img = 'avatar';
@@ -143,7 +173,7 @@ export function useChannelItem(cardId, channelId, filter) {
       }
       memberCount++;
     }
-    for (let guid of value?.data?.channelDetail?.members) {
+    for (let guid of channelItem?.data?.channelDetail?.members) {
       if (guid !== profile.state.identity.guid) {
         const contact = getCardByGuid(card.state.cards, guid);
         const profile = contact?.data?.cardProfile;
@@ -178,7 +208,7 @@ export function useChannelItem(cardId, channelId, filter) {
     }
     
     // set subject
-    const detail = value.data?.channelDetail;
+    const detail = channelItem.data?.channelDetail;
     if (detail?.dataType === 'sealedchannel') {
       // handle sealed subject
       chan.locked = true;
@@ -200,7 +230,7 @@ export function useChannelItem(cardId, channelId, filter) {
     }
 
     // set message
-    const topic = value.data?.channelSummary?.lastTopic;
+    const topic = channel.data?.channelSummary?.lastTopic;
     if (topic?.dataType === 'sealedtopic') {
       // handle sealed topic
     }
@@ -214,12 +244,8 @@ export function useChannelItem(cardId, channelId, filter) {
       }
     }
 
-    return chan;
+    updateState({ ...chan });
   }
 
-  useEffect(() => {
-    // eslint-disable-next-line
-  }, [account, channel, card, store, filter, state.sealable]);
-
   return { state, actions };
 }
diff --git a/net/web/src/session/channels/useChannels.hook.js b/net/web/src/session/channels/useChannels.hook.js
index 726ab858..25613d99 100644
--- a/net/web/src/session/channels/useChannels.hook.js
+++ b/net/web/src/session/channels/useChannels.hook.js
@@ -1,46 +1,78 @@
-import { useContext, useState, useEffect, useRef } from 'react';
+import { useContext, useState, useEffect } from 'react';
 import { StoreContext } from 'context/StoreContext';
 import { ChannelContext } from 'context/ChannelContext';
 import { CardContext } from 'context/CardContext';
 import { AccountContext } from 'context/AccountContext';
-import { ProfileContext } from 'context/ProfileContext';
 import { ViewportContext } from 'context/ViewportContext';
-import { getCardByGuid } from 'context/cardUtil';
 
 export function useChannels() {
 
   const [state, setState] = useState({
     display: null,
     channels: [],
-    showAdd: false,
-    busy: false,
-    members: new Set(),
-    subject: null,
-    seal: false,
     sealable: false,
     filter: null,
+    busy: false,
+
+    showAdd: false,
+    subject: null,
+    members: new Set(),
+    seal: false,
   });
 
   const card = useContext(CardContext);
   const channel = useContext(ChannelContext);
   const account = useContext(AccountContext);
   const store = useContext(StoreContext);
-  const profile = useContext(ProfileContext);
   const viewport = useContext(ViewportContext);
 
+  const updateState = (value) => {
+    setState((s) => ({ ...s, ...value }));
+  }
+
   useEffect(() => {
     const { seal, sealKey } = account.state;
     if (seal?.publicKey && sealKey?.public && sealKey?.private && seal.publicKey === sealKey.public) {
-      updateState({ sealable: true });
+      updateState({ seal: false, sealable: true });
     }
     else {
       updateState({ seal: false, sealable: false });
     }
   }, [account]);
 
-  const updateState = (value) => {
-    setState((s) => ({ ...s, ...value }));
-  }
+  useEffect(() => {
+    const merged = [];
+    card.state.cards.forEach((cardValue, cardId) => {
+      cardValue.channels.forEach((channelValue, channelId) => {
+        const updated = channelValue.data?.channelSummary?.lastTopic?.created;
+        merged.push({ updated, cardId, channelId });
+      });
+    });
+    channel.state.channels.forEach((channelValue, channelId) => {
+      const updated = channelValue.data?.channelSummary?.lastTopic?.created;
+      merged.push({ updated, channelId });
+    });
+
+    merged.sort((a, b) => {
+      const aUpdated = a.updated;
+      const bUpdated = b.updated;
+      if (aUpdated === bUpdated) {
+        return 0;
+      }
+      if (!aUpdated || aUpdated < bUpdated) {
+        return 1;
+      }
+      return -1;
+    });
+
+    updateState({ channels: merged });
+
+    // eslint-disable-next-line
+  }, [channel, card]);
+
+  useEffect(() => {
+    updateState({ display: viewport.state.display });
+  }, [viewport]);
 
   const actions = {
     addChannel: async () => {
@@ -48,9 +80,9 @@ export function useChannels() {
       if (!state.busy) {
         try {
           updateState({ busy: true });
-          let cards = Array.from(state.members.values());
+          const cards = Array.from(state.members.values());
           if (state.seal) {
-            let keys = [ account.state.sealKey.public ];
+            const keys = [ account.state.sealKey.public ];
             cards.forEach(id => {
               keys.push(card.state.cards.get(id).data.cardProfile.seal);
             });
@@ -74,8 +106,8 @@ export function useChannels() {
     },
     setSeal: (seal) => {
       if (seal) {
-        let cards = Array.from(state.members.values());
-        let members = new Set(state.members);
+        const cards = Array.from(state.members.values());
+        const members = new Set(state.members);
         cards.forEach(id => {
           if (!(card.state.cards.get(id)?.data?.cardProfile?.seal)) {
             members.delete(id);
@@ -91,13 +123,13 @@ export function useChannels() {
       updateState({ filter: value.toUpperCase() });
     },
     setShowAdd: () => {
-      updateState({ showAdd: true, seal: false });
+      updateState({ showAdd: true, seal: false, members: new Set(), subject: null });
     },
     clearShowAdd: () => {
-      updateState({ showAdd: false, members: new Set(), subject: null });
+      updateState({ showAdd: false });
     },
     onMember: (string) => {
-      let members = new Set(state.members);
+      const members = new Set(state.members);
       if (members.has(string)) {
         members.delete(string);
       }
@@ -117,155 +149,5 @@ export function useChannels() {
     },
   };
 
-  // TODO optimize (avoid rebuild object when not needed)
-  const getChannel = (cardId, channelId, value) => {
-    const chan = {};
-    chan.cardId = cardId;
-    chan.channelId = channelId;
-    chan.revision = value.revision;
-    chan.updated = value.data?.channelSummary?.lastTopic?.created;
-
-    // set updated flag
-    const key = `${cardId}:${channelId}`
-    const login = store.state['login:timestamp'];
-    if (!chan.updated || !login || chan.updated < login) {
-      chan.updatedFlag = false;
-    }
-    else if (store.state[key] && store.state[key] === value.revision) {
-      chan.updatedFlag = false;
-    }
-    else {
-      chan.updatedFlag = true;
-    }
-
-    // extract member info
-    let memberCount = 0;
-    let names = [];
-    let img = null;
-    let logo = null;
-    if (cardId) {
-      const contact = card.state.cards.get(cardId);
-      const profile = contact?.data?.cardProfile;
-      if (profile?.name) {
-        names.push(profile.name);
-      }
-      if (profile?.imageSet) {
-        img = null;
-        logo = card.actions.getCardImageUrl(contact.id);
-      }
-      else {
-        img = 'avatar';
-        logo = null;
-      }
-      memberCount++;
-    }
-    for (let guid of value?.data?.channelDetail?.members) {
-      if (guid !== profile.state.identity.guid) {
-        const contact = getCardByGuid(card.state.cards, guid);
-        const profile = contact?.data?.cardProfile;
-        if (profile?.name) {
-          names.push(profile.name);
-        }
-        if (profile?.imageSet) {
-          img = null;
-          logo = card.actions.getCardImageUrl(contact.id);
-        }
-        else {
-          img = 'avatar';
-          logo = null;
-        }
-        memberCount++;
-      }
-    }
-
-    // set logo and label
-    if (memberCount === 0) {
-      chan.img = 'solution';
-      chan.label = 'Notes';
-    }
-    else if (memberCount === 1) {
-      chan.logo = logo;
-      chan.img = img;
-      chan.label = names.join(',');
-    }
-    else {
-      chan.img = 'appstore';
-      chan.label = names.join(',');
-    }
-    
-    // set subject
-    const detail = value.data?.channelDetail;
-    if (detail?.dataType === 'sealedchannel') {
-      // handle sealed subject
-      chan.locked = true;
-      chan.unlocked = false;
-    }
-    else if (detail?.dataType === 'superbasic') {
-      chan.locked = false;
-      chan.unlocked = true;
-      try {
-        const data = JSON.parse(detail.data);
-        chan.subject = data.subject;
-      }
-      catch(err) {
-        console.log(err);
-      }
-    }
-    if (chan.subject == null) {
-      chan.subject = chan.label;
-    }
-
-    // set message
-    const topic = value.data?.channelSummary?.lastTopic;
-    if (topic?.dataType === 'sealedtopic') {
-      // handle sealed topic
-    }
-    else if (topic?.dataType === 'superbasictopic') {
-      try {
-        const data = JSON.parse(topic.data);
-        chan.message = data.text;
-      }
-      catch(err) {
-        console.log(err);
-      }
-    }
-
-    return chan;
-  }
-
-  useEffect(() => {
-    const merged = [];
-    card.state.cards.forEach((cardValue, cardId) => {
-      cardValue.channels.forEach((channelValue, channelId) => {
-        const updated = value.data?.channelSummary?.lastTopic?.created;
-        merged.push{ updated, cardId, channelId };
-      });
-    });
-    channel.state.channels.forEach((channelValue, channelId) => {
-      const updated = value.data?.channelSummary?.lastTopic?.created;
-      merged.push{ updated, channelId };
-    });
-
-    merged.sort((a, b) => {
-      const aUpdated = a.updated;
-      const bUpdated = b.updated;
-      if (aUpdated === bUpdated) {
-        return 0;
-      }
-      if (!aUpdated || aUpdated < bUpdated) {
-        return 1;
-      }
-      return -1;
-    });
-
-    updateState({ channels: merged });
-
-    // eslint-disable-next-line
-  }, [account, channel, card, store, filter, state.sealable]);
-
-  useEffect(() => {
-    updateState({ display: viewport.state.display });
-  }, [viewport]);
-
   return { state, actions };
 }
diff --git a/net/web/src/session/useSession.hook.js b/net/web/src/session/useSession.hook.js
index c659655e..c8d69d5f 100644
--- a/net/web/src/session/useSession.hook.js
+++ b/net/web/src/session/useSession.hook.js
@@ -5,7 +5,6 @@ import { CardContext } from 'context/CardContext';
 import { StoreContext } from 'context/StoreContext';
 import { ViewportContext } from 'context/ViewportContext';
 import { ProfileContext } from 'context/ProfileContext';
-import { ChannelContext } from 'context/ChannelContext';
 
 export function useSession() {