# [2021-08-13] Nylas updates

Source: https://developer.nylas.com/docs/new/v2-release-notes/2021-08-13-nylas-updates/

## Documentation

- We have a new guide on which providers require [App Passwords](/docs/dev-guide/provider-guides/app-passwords/).
- There is new troubleshooting for [Unexpected Folders and Calendars](/docs/unlisted/microsoft/unexpected-folder) for Exchange accounts.

## Bug Fixes

- We fixed an error where making a PUT request to update an event title was not working.
- We fixed an issue where doing a `GET https://api.nylas.com/events?expand_recurring=true` returned an `Internal API Error`.