ACER Boot from USB et CD DVD . Access BIOS . Install Windows - YouTube
Amazon.com: Acer Aspire E15 Touchscreen Laptop, Model E5-571P-59QA, Intel Core i5-421OU Processor, 15.6" HD Multi-touch LCD, Intel HD Graphics 4400, 4Gb RAM, 500Gb HDD, DVD Super Multi DL Drive, Windows 8.1 64
How to boot from usb on Acer Aspire E15 series - Geek's Lab