{{Infobox version
|title=Minecraft 1.19.1 Pre-release 4
|image=1.19.1-pre3.jpg
|image2=Java Edition 1.19.1 Pre-release 4.png
|edition=Java
|type=Pre-release
|date=July 8, 2022
|jsonhash=8dbf3306b43177f9a39a97364215f80801f77db3 |jsonfile=1.19.1-pre4
|clienthash=bb3e72a47ea72c2de1ed0b926166ea9b36fd666e
|clientmap=7f968bcafddf9df3a8d5eb0f93a48a64b1ab1a84
|serverhash=0f7f0c876024d0a84cb50547f72fe81dbfbfdb19
|servermap=000d3e6fa2d830cd3a1612ab42f56bea224fb2b6
|parent=1.19.1
|prevparent=1.19
|prev=1.19.1 Pre-release 3
|next=1.19.1 Pre-release 5
|nextparent=1.19.1
}}<onlyinclude>

'''1.19.1 Pre-release 4''' (known as '''1.19.1-pre4''' in the launcher) is the fourth pre-release for [[Java Edition 1.19.1]], released on July 8, 2022,<ref>{{Mcnet|minecraft-1-19-1-pre-release-3|Minecraft 1.19.1 Pre-Release 4|July 8, 2022}}</ref> which makes tweaks to chats, and fixes bugs.

== Changes ==
=== General ===
; [[Chat]]
* Insecure chat messages logged in the server are prefixed with a <code>[Not Secure]</code> tag.
* The order of chat messages are now cryptographically verified.
** This is used for validating the context of chat messages for player reports.

; Protocol
* Custom servers can hide player chat messages from display via a new network packet.
** This does not delete player chat messages from chat logs.

== Fixes ==
{{fixes|fixedin=1.19.1 Pre-release 4
|;dev
|253743|The server console doesn't state if chat messages aren't secure or have been modified.
|253813|Chat commands with entity selectors often reported as "This message is not secure".
}}</onlyinclude>

== References ==
{{Reflist}}

== Navigation ==
{{Navbox Java Edition versions|1.1x}}

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[[lzh:爪哇版一點一九點一之預四]]
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