Earlier today, Apple has released iOS 13.2.3 firmware update which primarily fixes major buds on the email, background downloading and other issues.
The new iOS updates adds & fixes:
- Fixes an issue where system search and search within mail, files and notes might not work
- Addresses an issue where photos, links, and other attachments might not display in the Messages details view.
- Fixes an issue that could prevent apps from downloading content in the background
- Resolves issues that may prevent Mail from fetching new messages, and fail to include and quote original message content in Exchange accounts.
Have you got your iOS updated?