The Comparison settings control how the files are compared.
1.While in a Hex Compare session, choose Session | Session Settings to open the Session Settings dialog.
2.Click the Comparison page.
3.Select an Alignment radio button:
oNone will just align the bytes one by one.
oFast will perform a simpler but quicker alignment that is ideal for really large files.
oComplete will align the bytes using a complex algorithm.
4.Set a value in Files up to this size are loaded without file locks to allow smaller files to be edited in other programs.