Note: You are limited to 256GB or 512GB capacities typically for the 2242 form factor.

The boot order configuration in your BIOS is still pointing to the old 2.5-inch hard drive bay.

Based on community reports, the following models have been used successfully:

If you'd like, I can help you find for compatible drives or provide a step-by-step guide on how to open the chassis and install the drive yourself. Solved: HP ProBook 450 G2 SSD Upgrade

: Keep the original mechanical hard drive (HDD) in its caddy for bulk file storage, such as photos and videos. Installation Overview The upgrade is considered straightforward for most users. Preparation : Power down and remove the battery.

For users who cannot find a 2242 SATA SSD, a standard (like the Samsung 870 EVO ) is the most reliable alternative for a performance boost. NVMe SSD support in HP Probook 450 G2

If you are unsure, a 120 GB or 128 GB M.2 SSD is the safest choice, especially if you plan to use it only as a boot drive. However, if you need more space, a 240‑256 GB drive is highly likely to work.

The 2242 standard refers to a width of and a length of

Yes, the HP ProBook 450 G2 can take an M.2 SSD, but the compatibility details are specific. Your laptop has an M.2 slot intended for a . This is the key takeaway for your upgrade.

Located under the service door. This is often used for a small "cache" drive or a secondary OS drive.