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- hp 4520s i3 H9265 448 4GK06BIOS · 4.00 MB · 9 May 2025BIOS bin—4.00 MB
- hp probook 4520s with ati doubtBIOS · 4.00 MB · 28 Apr 2025BIOS bin—4.00 MB
- hp probook 4520S core i3 okBIOS · 4.00 MB · 28 Apr 2025BIOS bin—4.00 MB
- hp probook 4520s with ati doubtBIOS · 4.00 MB · 26 Sept 2023BIOS bin—4.00 MB
- hp probook 4520S core i3 okBIOS · 4.00 MB · 26 Sept 2023BIOS bin—4.00 MB
- W25Q64BV 20230501 45202BIOS · 8.00 MB · 1 May 2023BIOS bin—8.00 MB
- hp probook 4520s with ati doubtBIOS · 4.00 MB · 9 Mar 2021BIOS bin—4.00 MB
- hp probook 4520S core i3 okBIOS · 4.00 MB · 9 Mar 2021BIOS bin—4.00 MB
- Acer Aspire 4520 Series Quanta ZO3BIOS · 52.4 MB · 9 Jul 2019BIOS zip—52.4 MB
- ACER ASPIRE 4520 AMD ATHLON X2BIOS · 520 KB · 28 Mar 2019BIOS rar—520 KB
- Acer TravelMate 4240 4420 4520 - WISTRON ORTABIOS · 2.61 MB · 7 Aug 2019BIOS rar—2.61 MB
- PROBOOK 4520S H9265-1 BIOS GOOD(PCT25VF032B)BIOS · 4.00 MB · 30 Jan 2017BIOS bin—4.00 MB
- PROBOOK 4520S H9265-1 BIOS GOOD(PCT25VF032B)BIOS · 4.00 MB · 27 Dec 2016BIOS bin—4.00 MB
- hp probook 4520s - 48.4gk06.011 (Luirons Bios)BIOS · 1.87 MB · 23 Feb 2021BIOS rar—1.87 MB
- hp 4520s i3 H9265 448 4GK06 (Luirons Bios)BIOS · 1.94 MB · 22 Feb 2021BIOS rar—1.94 MB
- HP ProBook 4520s (Wistron S Intel, H9265-4)BIOS · 1.93 MB · 8 Aug 2019BIOS zip—1.93 MB
- BIOS Acer 4520 Quanta ZO3 - Chip Winbond 25x80VSIGBIOS · 1.00 MB · 9 Jul 2019BIOS bin—1.00 MB
- 4520s - 48.4GK06.041 telegram BIOS Repair-2025-09-16BIOS · 2.24 MB · 16 Sept 2025BIOS zip—2.24 MB
- HP 4520S H9265 4 48.GK06.041 JX Q32 ECBIOS · 4.00 MB · 9 May 2025BIOS—4.00 MB
- HP ProBook 4520s 4720s sp51716 F.0D no whitelistBIOS · 2.08 MB · 15 Dec 2024BIOS zip—2.08 MB
- hp 4520s i3 H9265 448 4GK06 (1) (Luirons Bios)BIOS · 1.94 MB · 22 Feb 2021BIOS rar—1.94 MB
- 4520s - 48 (1).4GK06.041 telegram BIOS Repair-2025-09-16BIOS · 2.24 MB · 16 Sept 2025BIOS zip—2.24 MB
- HP 4520 (48.4GK06.011 H9265-1 ) BIOS (Luirons Bios)BIOS · 2.12 MB · 22 Feb 2021BIOS rar—2.12 MB
- HP 4520 (48 (1).4GK06.011 H9265-1 ) BIOS (Luirons Bios)BIOS · 2.12 MB · 22 Feb 2021BIOS rar—2.12 MB
- hp probook 4520s 48 4gk06 011 telegram BIOS Repair 2025 09 16BIOS · 2.03 MB · 23 Sept 2025BIOS zip—2.03 MB
- hp 4520s i3 H9265 448 4GK06 telegram BIOS Repair-2025-09-16BIOS · 2.13 MB · 22 Sept 2025BIOS zip—2.13 MB
- HP 4520S H9265 4 48.GK06.041 JX Q32 EC (Luirons Bios)BIOS · 2.14 MB · 22 Feb 2021BIOS rar—2.14 MB
- HP Probook 4520 4720 48.4gk 06.011 cnfm ok INTEL HDBIOS · 4.00 MB · 15 Feb 2020BIOS bin—4.00 MB
- HP probook 4520s cpu intel 48 4gk06 041 kbc smsc kbc1098 nu blueBIOS · 2.24 MB · 23 Sept 2025BIOS zip—2.24 MB
- hp 4520s i3 H9265 448 4GK06 1 telegram BIOS Repair 2025 09 16BIOS · 2.13 MB · 22 Sept 2025BIOS zip—2.13 MB
- HP probook 4520s cpu intel 48 4gk06 041 kbc smsc kbc1098 nu blueBIOS · 2.09 MB · 22 Feb 2021BIOS rar—2.09 MB
- HP probook 4520s cpu intel 48 4gk06 041 kbc smsc kbc1098 nu blueBIOS · 1.38 MB · 19 May 2020BIOS rar—1.38 MB
- HP Probook 4520 4720 48 4gk 06 011 cnfm ok INTEL HD telegram BIOSBIOS · 2.06 MB · 23 Sept 2025BIOS zip—2.06 MB
- HP 4520S H9265 4 48 GK06 041 JX Q32 EC telegram BIOS Repair 2025BIOS · 2.30 MB · 22 Sept 2025BIOS zip—2.30 MB
- HP 4520 48 4GK06 011 H9265 1 BIOS telegram BIOS Repair 2025 09 16BIOS · 2.27 MB · 22 Sept 2025BIOS zip—2.27 MB
- HP 4520 48 1 4GK06 011 H9265 1 BIOS telegram BIOS Repair 2025 09BIOS · 2.27 MB · 22 Sept 2025BIOS zip—2.27 MB
- 4520 probookC
Raw 4 MB BIOS image named ProBook 4520 C, with no file extension. The C marking is not explained, so check it against the other 4520 dumps before choosing one.
BIOS · 4.00 MB · 12 Oct 2025BIOS—4.00 MB - 4520probook
A 4 MB BIOS dump for the ProBook 4520, stored without an extension, which is common for raw SPI reads.
BIOS · 4.00 MB · 12 Oct 2025BIOS—4.00 MB - Acer Travelmate-4520 WISTRON Orta
BIOS package for the Acer TravelMate 4520, built on a Wistron board named Orta according to the file name.
BIOS · 593 KB · 15 Jun 2022BIOS zip—593 KB - 4520probook
Firmware image for a ProBook 4520, saved without a file extension and marked as a second copy with (2). At 4 MB it corresponds to a 32 Mbit SPI flash.
BIOS · 4.00 MB · 12 Oct 2025BIOS—4.00 MB