: If you flash a 256GB image onto a larger drive (e.g., a 500GB SSD), the system may only "see" 256GB. You must manually expand the partition using tools like GParted or Batocera's built-in expansion feature.

But here’s the truth you need to know: Any site offering a complete, pre-loaded 256GB image for free is almost certainly:

You don’t need to pirate. Here are legitimate ways to fill your 256GB drive:

Disable Secure Boot in your BIOS. Batocera uses a custom bootloader that older Secure Boot databases block. Also, ensure your USB is inserted into a USB 2.0 port (some USB 3.0 ports have boot issues on legacy hardware).

These images typically create two partitions: a small boot partition (FAT32) and a larger userdata (SHARE) partition where games (ROMs), BIOS files, and themes are stored.

With 256GB, you don't need to fill it with shovelware. Here is what you should prioritize:

Before you boot up, check these boxes: