# v89 — Look & Feel

<div align="left"><figure><img src="https://3495989837-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FE5Ketpww1s7TauSAJrJ8%2Fuploads%2FMWPEwb0WvWpcjWTsPPz6%2Fimage.png?alt=media&#x26;token=233e6873-04b9-46d2-8c74-b6e16befce9d" alt="" width="375"><figcaption></figcaption></figure></div>

## Features

* Full [App Builder](https://docs.heisenware.com/app-builder) UI revamp
  * Upgrade of the internal engine (MUI)
  * Very many changes to overall UI/UX improving usability
  * Context aware popup menu for widget settings
  * Context aware popup menu for input configurations
  * WASD / QE control on the Flow Builder
* New Card detail view in [Data Grid](https://docs.heisenware.com/app-builder/build-frontend/widgets/display-widgets/data-grid)
* New App Builder wide [settings](https://docs.heisenware.com/release-notes/broken-reference) menu to individualize behavior
* Possibility to add [annotations](https://docs.heisenware.com/release-notes/broken-reference) anywhere in the Flow Builder
* Possibility to create invitation links from within an app (see [Users](https://docs.heisenware.com/app-builder/build-backend/functions-library/utilities/users) class)
* Professional installer tools for [Native Agents](https://docs.heisenware.com/app-builder/build-backend/functions-library/agents)
* New [Cron](https://docs.heisenware.com/app-builder/build-backend/functions-library/utilities/cron) class allowing to schedule tasks
* New [AllenBradley](https://docs.heisenware.com/app-builder/build-backend/functions-library/connectors/allen-bradley) PLC connector
* New [Stopwatch](https://docs.heisenware.com/app-builder/build-backend/functions-library/utilities/stopwatch) class
* New [Raspberry Pi](https://docs.heisenware.com/app-builder/build-backend/functions-library/connectors/raspberry-pi-gpio) class allowing to read/write GPIOs
* New [GPIO Counter](https://docs.heisenware.com/app-builder/build-backend/functions-library/connectors/gpio-counter) class

## Fixes

* The `createFolder` function of the [File](https://docs.heisenware.com/app-builder/build-backend/functions-library/connectors/file-i-o) widget now recursively creates directories and does not fail on existing ones
* The [Zebra Connector](https://docs.heisenware.com/app-builder/build-backend/functions-library/connectors/zebra-rfid-iot) got a lot of fixes solving issues and incompatibilities with the latest Zebra Hardware
* UI and drag / drop inaccuracies
* Issues with Google Login on self-built apps
* Hardening and performance improvments on timeseries database


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.heisenware.com/release-notes/v89-look-and-feel.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.