Because Windows 8.1 is End of Life (EOL) and you are using a modified ISO:
Acquire the custom ISO package safely through archival platforms or direct links verified by the developer community (such as public repositories on the Internet Archive ). Step 2: Flashing to a Bootable Drive
These builds typically remove legacy features, telemetry, and background services to minimize RAM and CPU usage. windows 8.1 pro ultra lite 64 bits by azarado
: 1 GHz or faster with support for PAE, NX, and SSE2. RAM : 2 GB (minimum for 64-bit architecture). Storage : At least 20 GB of free hard disk space.
Sometimes, removing components can cause driver issues for specific hardware, such as printers, webcams, or specialized network cards. Because Windows 8
Lucia had a choice.
Standard Windows 8.1 is already known for being faster than its successors, but the "Ultra Lite" version takes it a step further. This modification is stripped of "bloatware"—the non-essential background processes, telemetry, and pre-installed apps that typically hog your RAM and CPU. Key Features of the Azarado Build: Minimal RAM Usage: RAM : 2 GB (minimum for 64-bit architecture)
While standard 64-bit Windows 8.1 requires at least 2GB of RAM, "Ultra Lite" versions are often tweaked to boot and run on significantly less, potentially reviving machines with as little as 1GB to 2GB of RAM. Critical Security Risks Windows 8.1 | Specs, reviews and EoL info - InvGate
Offering an educational look into Windows customization and development.
The ISO was only 580 MB.
: Many custom builds disable or entirely remove Microsoft’s data-gathering telemetry services for better privacy and performance. Performance Benefits for Older Hardware