Because Microsoft no longer directly hosts the full installation ISOs, the best sources are digital archives: Internet Archive (Verified ISOs)
The baseline for small-to-medium businesses, supporting up to 4 GB of RAM [11].
on July 14, 2015. Despite the security risks, several use cases remain: Legacy Application Support
: If you have the original installation CD, you can create your own ISO using imaging software like ImgBurn or PowerISO. 2. System Requirements