The Leena AI Web App is where employees work with your AI colleagues. They ask questions, run workflows, approve requests and catch up on notifications, all in one place. This section walks through each part of the screen: what employees can do there, and which Admin Console settings shape it.

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Written for the new Web App design

These pages describe the new Web App design (V3). It has been available since September 2026 for bots with Multiple Chats enabled, and becomes the standard design for those bots in December 2026. Where a bot on the older, classic design behaves differently, look for the notes headed On the classic design.

For the rollout plan, see New Web App design.

The screen at a glance

The Leena AI Web App with ten numbered areas: assistant header, New chat, sidebar actions, chats, notifications and settings, profile, chat title, greeting, composer and suggested prompts

A new chat in the Web App. The numbers match the table below.

#AreaWhat it's forRead more
1Assistant headerYour assistant's name and avatar. The button beside it folds the side panel into a strip of icons. Employees who use more than one assistant switch between them here.Navigation & Menu
2New chatStarts a fresh conversation.Chats
3Sidebar actionsThe folders, webviews, quick replies and links your admin pins, plus Archived Home and More.Navigation & Menu, Quick Reply Options
4ChatsThe employee's conversations, most recent first.Chats
5Notifications and SettingsThe notifications panel, with an unread count, and the settings menu.Notification Panel, Settings
6ProfileThe employee's name, photo and job title. The ⋯ menu changes the display picture or logs out.Settings
7Chat titleThe name of the open chat. Click it to rename or delete the chat.Chats
8GreetingA personal greeting on every new chat.Capability discovery
9ComposerWhere employees type, attach files with the paperclip, or start a voice call with Voice.Voice Call
10Suggested promptsOne-click starting points, picked from what this employee can do.Quick Reply Options

In this section

  • Login Screen: what employees see when they sign in.
  • Product Tour: the onboarding slides shown on an employee's first visit.
  • Navigation & Menu: the side panel, how admin-pinned items are arranged, and keyboard shortcuts.
  • Quick Reply Options: suggested prompts, quick replies in the side panel, and options inside a response.
  • Notification Panel: where notifications arrive and how employees act on them.
  • Settings: font size, clearing chat history, the display picture and logging out.
  • Chats: running several conversations, Archived Home, and the chats that collect notifications.
  • Streaming & Thinking State: answers that appear as they're written, with the steps behind them.
  • Multi-lingual Support: showing the interface in each employee's language.
  • Voice Call: talking to the assistant instead of typing.

Where employees see it

The design is the same wherever the Web App loads. Only the layout adapts to the space available.

WhereLayout
Browser (web.leena.ai)Side panel on the left and the conversation on the right. On a small screen the side panel becomes a drawer.
Website widgetDrawer layout, sized to the widget.
Desktop app (Windows and Mac)Same as the browser.
Mobile app (iOS and Android)Drawer layout. Employees tap ☰ to open the side panel.
Microsoft Teams Tab AppSame as the browser, except that Logout and Change display picture are hidden, because Teams handles the employee's identity.

Chat-based channels such as Teams chat, Slack, WhatsApp and Google Chat show the assistant inside their own messaging apps. See External Channels Experience.

Switch a bot to the new design

  1. In the Admin Console, go to Leena channels → Settings.
  2. Expand 3. Display and interactions.
  3. Check that Enable multi-chat is on. The new design is only available to bots with Multiple Chats.
  4. Turn on Enable webapp V3.
  5. Click Save. Employees get the new design the next time they open the Web App.
Display and interactions settings with Enable multi-chat and Enable webapp V3 turned on

Admin Console → Leena channels → Settings → 3. Display and interactions

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Things to know before you switch

  • If you don't see Enable webapp V3, contact your Leena SPOC and tell them which bot you want to move.
  • Multiple Chats needs the AI Colleagues (AIC) architecture. Onboarding, offboarding and Engage bots aren't on it, so they stay on the classic design, now and after December.
  • Try it on UAT first with a small group, so you can check your branding and sidebar actions before employees see the change.
  • Your configuration carries across: assistant name and avatar, primary colour, sidebar actions and suggested prompts. A custom chat background is replaced by a plain surface, so review it before you switch.

What changed from the classic design

AreaClassic designNew design
Bar across the topHolds the logo, notifications, settings and profileRemoved. Everything moves into the side panel.
Side panelShown or hiddenAlso folds into a strip of icons, and can be resized by dragging its edge
Menu linksOne list of quick linksGrouped into folders that open as pop-out menus. Extra items move into More.
HomeA permanent Home chat at the top of the listA read-only Archived Home row, shown only to employees who have Home history
NotificationsBell icon in the top barNotifications row in the side panel, which opens a panel beside it
VoiceRuns in a separate panelCall controls take the place of the composer, inside the conversation
Colours and backgroundBrand colour across buttons and loaders; patterned backgroundNeutral layout with your brand colour as an accent; plain background
Keyboard shortcutsNot availableCtrl/⌘ + O for a new chat, Ctrl/⌘ + B to fold the side panel, Ctrl/⌘ + , for settings

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