Toshiba Satellite R20/Tecra M7 (PTM70U) BIOS Download
Toshiba Satellite R20/Tecra M7 (PTM70U) BIOS for Windows XP/Vista 32bit.
Applicable Models: Satellite R20-ST4113, R20-ST2081, R25-S3503, R25, R25-S3513.
Changes in each version of BIOS :
Version 3.20
1. Modified the BIOS to be Windows Vista-capable