Once you have used either method to put the split files onto your USB drive: Safely eject the USB drive from your Android phone.
Android’s file copy process interrupted the transfer or fragmented the file. Fix: Copy ISOs to the drive while connected to a PC. Use a tool like Defraggler (Windows) to defragment the ISO files. Fragmentation is the #1 killer of PS2 USB performance. Usbutil V2.00 Ps2 For Android
Automatically breaks down ISOs larger than 4GB into smaller parts that fit on FAT32 drives. Format Conversion: files into standard formats compatible with most emulators. Game Management: Once you have used either method to put