---
title: Changelog 2026-04-21
description: Improvements and fixes from 2026-04-14 through 2026-04-21.
date: 2026-04-21
image: https://public.kaojai.ai/changelog/attachments/2026-04-21/a56e04a8-95ac-4803-bcc9-b65c21abbdf1-a9b699369fd1.jpg
tags:
  - changelog
  - chatbot_automation
  - core_admin_console
  - general
  - growth
---

# Highlights
## See ad referral context in chat
![See ad referral context in chat](https://public.kaojai.ai/changelog/attachments/2026-04-21/a56e04a8-95ac-4803-bcc9-b65c21abbdf1-a9b699369fd1.jpg)

You can now see helpful context about where a chat came from (such as an ad referral) directly in the chat timeline for quicker follow-ups.

# Features
- **Automatic daily invoice generation**
  - Invoices are now generated automatically each day when a billing period ends for paid plans.
  - This helps keep billing up to date without manual steps.
  - Improves accuracy and reduces missed invoices.
  - Keywords: invoice generation, billing automation, daily invoices, paid plans.
- **Cleaner admin layout**
  - The admin page has a refreshed layout for a cleaner, more focused workspace.
  - The header area has been removed to reduce clutter.
  - Navigation and content spacing are now easier to scan.
  - Keywords: admin redesign, clean layout, improved navigation.

# Bug Fixed
- **Improved LINE login reliability** — Fixed an issue that could prevent some users from signing in with LINE.