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- hp4540 OK OKBIOS · 8.00 MB · 1 Aug 2026BIOS bin—8.00 MB
- hp4540 OK OKBIOS · 8.00 MB · 24 Jul 2026BIOS bin—8.00 MB
- hp4540 OK OKBIOS · 3.37 MB · 26 Oct 2023BIOS rar—3.37 MB
- hp4540 OK OKBIOS · 3.37 MB · 26 Oct 2023BIOS rar—3.37 MB
- hp4540 OK OKBIOS · 8.00 MB · 26 Oct 2023BIOS bin—8.00 MB
- hp4540 OK OKBIOS · 8.00 MB · 26 Oct 2023BIOS bin—8.00 MB
- hp4540 OK OKBIOS · 3.37 MB · 29 Sept 2023BIOS rar—3.37 MB
- hp4540 OK OKBIOS · 3.37 MB · 29 Sept 2023BIOS rar—3.37 MB
- hp4540 OK OKBIOS · 8.00 MB · 29 Sept 2023BIOS bin—8.00 MB
- hp4540 OK OKBIOS · 8.00 MB · 29 Sept 2023BIOS bin—8.00 MB
- hp4540 OK OKBIOS · 8.00 MB · 23 Sept 2023BIOS bin—8.00 MB
- hp4540 OK OKBIOS · 8.00 MB · 23 Sept 2023BIOS bin—8.00 MB
- hp4540 OK OKBIOS · 8.00 MB · 14 Sept 2023BIOS bin—8.00 MB
- hp4540 OK OKBIOS · 8.00 MB · 23 Apr 2022BIOS bin—8.00 MB
- hp4540 OK OKBIOS · 8.00 MB · 10 Jul 2019BIOS bin—8.00 MB
- hp4540 OK OK-SRGinfotechBIOS · 8.00 MB · 12 May 2025BIOS bin—8.00 MB
- hp4540 OK OK (Luirons Bios)BIOS · 3.36 MB · 22 Feb 2021BIOS rar—3.36 MB
- hp4540 OK OK (2)BIOS · 3.37 MB · 8 Aug 2019BIOS rar—3.37 MB
- hp4540 OK OK telegram BIOS RepairBIOS · 8.00 MB · 9 Sept 2025BIOS bin—8.00 MB
- hp4540 OK OK (Luirons Bios).binBIOS · 3.36 MB · 24 Feb 2021BIOS rar—3.36 MB
- hp4540 OK OK (1) (Luirons Bios)BIOS · 3.36 MB · 22 Feb 2021BIOS rar—3.36 MB
- hp4540 OK OK telegram BIOS Repair-2025-09-16BIOS · 3.54 MB · 23 Sept 2025BIOS zip—3.54 MB
- hp4540 OK OK (1) telegram BIOS Repair-2025-09-16BIOS · 3.54 MB · 23 Sept 2025BIOS zip—3.54 MB
- hp4540 OK OK
BIOS dump for an HP ProBook 4540, 8 MB in size, with the repeated OK suggesting it was confirmed working after flashing.
BIOS · 8.00 MB · 26 Jan 2017BIOS bin—8.00 MB - hp4540 OK OK
An 8 MB raw BIOS binary labelled for the HP 4540, most likely a ProBook 4540s, with the name marking it as checked and working.
BIOS · 8.00 MB · 26 Jan 2017BIOS bin—8.00 MB - hp4540 OK OK
Firmware dump for an HP 4540, which by naming convention is a ProBook 4540s, stored as an 8.00 MB binary.
BIOS · 8.00 MB · 31 Oct 2022BIOS bin—8.00 MB - hp4540 OK OK
BIOS firmware for the HP ProBook 4540s, marked twice as OK in the name, which suggests the uploader tested the dump and found it working.
BIOS · 3.37 MB · 26 Jan 2017BIOS rar—3.37 MB - hp4540 OK OK
BIOS firmware archive for the HP ProBook 4540, with the name repeated OK suggesting it was confirmed working by whoever saved it.
BIOS · 3.37 MB · 26 Jan 2017BIOS rar—3.37 MB - hp4540 OK OK
An 8.00 MB raw BIOS dump marked for an HP 4540 notebook, presumably the ProBook line, with the name twice flagged OK, suggesting it was tested and working.
BIOS · 8.00 MB · 20 Oct 2022BIOS bin—8.00 MB