MadelineProto/docs/TD_docs/methods/changeChannelAbout.md

title	description
changeChannelAbout	Changes information about the channel. Needs creator privileges in the broadcast channel or editor privileges in the supergroup channel

Method: changeChannelAbout

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Changes information about the channel. Needs creator privileges in the broadcast channel or editor privileges in the supergroup channel

Params:

Name	Type	Required	Description
channel_id	int	Yes	Identifier of the channel
about	string	Yes	New value of about, 0-255 characters

Return type: Ok

Example:

$MadelineProto = new \danog\MadelineProto\API();
if (isset($token)) { // Login as a bot
    $this->bot_login($token);
}
if (isset($number)) { // Login as a user
    $sentCode = $MadelineProto->phone_login($number);
    echo 'Enter the code you received: ';
    $code = '';
    for ($x = 0; $x < $sentCode['type']['length']; $x++) {
        $code .= fgetc(STDIN);
    }
    $MadelineProto->complete_phone_login($code);
}

$Ok = $MadelineProto->changeChannelAbout(['channel_id' => int, 'about' => string, ]);

Or, if you're into Lua:

Ok = changeChannelAbout({channel_id=int, about=string, })