# Method: messages.readHistory

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Marks message history as read.

# Parameters:

Name Type Description Required
peer Username, chat ID, Update, Message or InputPeer Target user or group Optional
max_id int If a positive value is passed, only messages with identifiers less or equal than the given one will be read Yes

# Return type: messages.AffectedMessages

# Can bots use this method: NO

# MadelineProto Example (now async for huge speed and parallelism!): 

if (!file_exists('madeline.php')) {
    copy('https://phar.madelineproto.xyz/madeline.php', 'madeline.php');
}
include 'madeline.php';

$MadelineProto = new \danog\MadelineProto\API('session.madeline');
$MadelineProto->start();

$messages_AffectedMessages = $MadelineProto->messages->readHistory(['peer' => InputPeer, 'max_id' => int, ]);

Or, if you’re into Lua:

messages_AffectedMessages = messages.readHistory({peer=InputPeer, max_id=int, })

# Errors

Code Type Description
400 CHAT_ID_INVALID The provided chat id is invalid
400 MSG_ID_INVALID Invalid message ID provided
400 PEER_ID_INVALID The provided peer id is invalid
406 AUTH_KEY_DUPLICATED An auth key with the same ID was already generated
-500 No workers running Internal error
-503 Timeout Timeout while fetching data
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