MadelineProtoDocs/docs/API_docs/methods/channels.readHistory.md

title	description	grand_parent	parent	image	redirect_from
channels.readHistory	Mark [channel/supergroup](https://core.telegram.org/api/channel) history as read	Telegram RPC API	Methods	https://docs.madelineproto.xyz/favicons/android-chrome-256x256.png	/API_docs/methods/channels_readHistory.html

Method: channels.readHistory

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Mark channel/supergroup history as read

Parameters:

Name	Type	Description	Required
channel	Username, chat ID, Update, Message or InputChannel	Channel/supergroup	Optional
max_id	int	ID of message up to which messages should be marked as read	Optional

Return type: Bool

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();

$Bool = $MadelineProto->channels->readHistory(channel: $InputChannel, max_id: $int, );