Some hardware has ack timings hardcoded into the architecture, it allows you to change settings but only within allowed parameters, if it gets a request outside those parameters it just defaults to its own settings.
Mounting Android .img files on Windows
You will need:
7-Zip to extract the image.
sgs2toext4 to convert the image
DiskInternals Linux Reader to open and extract the files.
Java SDK to run the converter.
Steps
Using 7-Zip, open your factory image file. You might have to dig around in the...