Editor in source mode by default using tasks

[Ashan]

This user has been denied support.

i am tring to use tasks for Editor in source mode by default

but this task not work 

<?php
function task_myuserqueries($task)
{
    global $db;

    $db->query("UPDATE mybb_users SET sourceeditor = 0");
    
    add_task_log($task, "Myuserqueries ran successfully!");
}
?>

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please anyone help

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Hello where is mybb expert?

[Ashan]

This user has been denied support.

Where is all?