Regular format if you are worried about others accessing your files that were on there before, but then it is probably advisable to use hard drive scrambler/shredder software to do that. Quick format is all that is necessary if it is a new hard drive. Even copying a file from one part of the drive to another, it needs to decompress, move the file and then recompress!ģ. Do not enable compression for best hard drive performance. Warning: Unit Allocation Size greater than 4kB means you won't be able toĢ. I looked it up and since I have files of all sorts of sizes, the best allocation size is the default one. I got a new laptop, so I wanted to wipe the SSD and install a clean copy of Windows 10 Home. Default Cluster Unit Allocation size (I think it might be 512 bytes?). Summary: The device manager doesnt show a listing for 'IDE ATA/ATAPI controller.' And Im pretty sure its supposed to be listed. Sorrow67 has outlined directly above exactly what I did to solve the problem except I'll just add that I formatted my hard drive with the following settings:ġ.