Now, let's move on to the step-by-step guide on how to downgrade PS3 firmware 4.89 to 4.88:
Place it on a FAT32-formatted USB drive under the path USB:/PS3/UPDATE/ . Insert the USB into the rightmost port of your PS3.
Now, let's move on to the step-by-step guide on how to downgrade PS3 firmware 4.89 to 4.88:
Place it on a FAT32-formatted USB drive under the path USB:/PS3/UPDATE/ . Insert the USB into the rightmost port of your PS3.