This issue is caused by a problem with the Intel Management Engine firmware. Acer have released a new Management Engine firmware and BIOS combination to solve this problem. The new BIOS is version 1.16.
Download the replacement Acer P258-M Management Engine Firmware and BIOS combination, and follow the upgrade instructions attached or included with the download.
Article ID: 627
Last updated: 15 Nov, 2016
Posted: 15 Nov, 2016 by Andrew Sharrad
Updated: 15 Nov, 2016 by Andrew Sharrad