If you need a lightweight OS, consider these verified options: Why you should NEVER use "Gaming ISOs"
Third-party ISOs are frequently found to contain "clipper" malware that steals cryptocurrency, keyloggers for credit card info, or backdoors that make your PC part of a botnet.
By disabling background processes, these builds can sometimes provide a small FPS boost in games.
They take up significantly less disk space than a standard installation. Critical Risks and Drawbacks