Downloading a "highly compressed 100MB" version of Windows 7 from a site like fullversionforever.net is and likely contains malware . A standard Windows 7 installation requires several gigabytes of space; any version stripped down to 100MB is not a full operating system and has been heavily modified, often including pre-installed Trojans or backdoors.
: Downloading software from sites offering "pre-activated" versions can pose significant risks. These versions often bypass licensing and activation processes, which is illegal and can lead to malware infections. Such sites may not provide genuine software, and the files could be harmful. Downloading a "highly compressed 100MB" version of Windows
: Microsoft provides evaluation versions of Windows 10 and Windows 11 that you can use for a limited time. These are free, official versions that can be a good temporary solution. These are free, official versions that can be
: Compressing an operating system to 100MB requires removing over 95% of its original content. This often results in a non-bootable scenario or a system that crashes when attempting to run any standard software. These are free