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Method: channels.togglePreHistoryHidden

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Hide/unhide message history for new channel/supergroup users


channelUsername, chat ID, Update, Message or InputChannelChannel/supergroupOptional

Return type: Updates

Can bots use this method: NO

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

if (!file_exists('madeline.php')) {
    copy('', 'madeline.php');
include 'madeline.php';

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

// PHP 8+ syntax, use an array on PHP 7.
$Updates = $MadelineProto->channels->togglePreHistoryHidden(channel: InputChannel, enabled: Bool, );