Distributing a modified FIFA 19 ISO containing FIFA 23 trademarks violates EA’s copyright. However, most “updates” are distributed as patch files (XDelta diffs) requiring the user to possess a legitimate FIFA 19 disc or ISO. The RGH itself is legal in some jurisdictions as a modification of owned hardware, though it voids warranties and breaks Xbox Live terms of service.
: Use a FAT32 formatted drive to move files to your internal HDD. fifa 23 xbox 360 rgh download updated
What the modding community refers to as "FIFA 23 for Xbox 360 RGH" is actually Distributing a modified FIFA 19 ISO containing FIFA