in db/upgrade.php [31:40]
function xmldb_block_microsoft_upgrade($oldversion) {
$result = true;
if ($result && $oldversion < 2015111912) {
set_config('settings_showoutlooksync', 0, 'block_microsoft');
set_config('settings_showmanageo365conection', 0, 'block_microsoft');
upgrade_block_savepoint(true, 2015111912, 'microsoft');
}
return $result;
}