These ISOs usually bypass TPM 2.0 and Secure Boot requirements, making them popular for older hardware. The Trade-offs: Is it Right for You?
Some "Light" builds remove the Microsoft Store, Xbox services, or printing support to save space. If you need these, you'll have to reinstall them manually.
The primary forums for custom Windows builders. Download Windows Ultralight (22621 590) FBConan zip
Because these are modified versions of copyrighted software, you won't find them on official Microsoft sites. They are typically hosted on:
By removing telemetry, Windows Defender, and dozens of background services, the OS feels significantly snappier than the stock version. These ISOs usually bypass TPM 2
Never install a custom OS on a drive containing data you haven't backed up elsewhere.
Since this is a third-party modification, you are trusting the developer hasn't included anything malicious (or unintentionally broken a critical system component). Where to Find It If you need these, you'll have to reinstall them manually
If the uploader provided MD5 or SHA-1 hashes, check your download against them to ensure the file wasn't tampered with.