Flash BIOS on AO521 to version 1.11
This guide is specifically for the Acer Aspire One AO521, if this is not the device you have then please don't attempt to use this file or guide as it may cause damage to your laptop.
1. Get a USB memory stick (flash drive) that you can clear.
2. Plug it into your computer then open up 'My Computer / This PC'.
3. Right click on the memory stick and select Format, where it says File System choose FAT32 and make sure that Quick Format is ticked, then press Format.