: Press the F3 or F4 key repeatedly during startup to enter the Rescue Mode/BIOS menu, where the "Machine Name" is listed. Official Driver Download Sources
: Check the small sticker on the lower-right corner of the screen bezel near the hinge. sony pcg 71911v draivera skachat
For the , drivers are typically not listed under this specific chassis number on official support sites. You must find the Product Name (often starting with "VPCEH") to locate the correct software. Finding Your True Model Name PCG-71911V : Press the F3 or F4 key repeatedly