Hi. I'm trying to save an xls file to temp folder .... $writer = IOFactory::createWriter($spreadsheet, 'Xls'); $wireTempDir = wire('files')->tempDir('testname' . time()); $writer->save($wireTempDir->get() . "featuredemo.xls"); The issue is that $wireTempDir return the path to temp folder like D:/laragon/www/p/app/site/assets/cache/WireTempDir/.testname1531040249/0/ But it creates only .testname1531040249 folder without subfolder '0'. Am I missing something?