While official HP documentation often lists a 120GB limit, users have successfully installed 240GB or 256GB drives without issues . The 120GB figure generally refers to what HP originally offered at the time of manufacture. Common "Gotchas"
An M2x3mm mounting screw (if one is not already present on the motherboard). Installation Procedure:
Loosen the captive Phillips screws securing the large bottom access cover. Slide the cover off to expose the internal components.
support NVMe or PCIe M.2 SSDs. If you install an NVMe drive, the BIOS might detect it, but Windows will not be able to use it as a storage device. Form Factor hp probook 450 g2 m2 ssd compatibility
Why?
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Most modern laptops use the M.2 standard (80mm long). The ProBook 450 G2, however, was designed for the shorter 2242 standard (42mm long). While official HP documentation often lists a 120GB
The ProBook 450 G2 comes standard with a 9.5mm height, 2.5-inch SATA III hard drive bay (6 Gbps). Installing a standard SATA SSD here delivers:
The M.2 SATA III interface in the ProBook 450 G2 delivers . You can expect:
Navigate to the menu and select Device Configurations . If you install an NVMe drive, the BIOS
Hold the M.2 2242 SATA SSD at a 30-degree angle, align the notches, and gently push it into the slot until it seats completely.
The ProBook 450 G2 offers a highly flexible storage layout, allowing you to configure your drives in a few different ways depending on your needs.
While HP's original documentation from the mid-2010s often mentioned maximum tested capacities of 120GB or 256GB for the M.2 slot, this was simply due to market availability at the time.
This is finicky. Most users give up and just buy a large SATA SSD.