Installing a drive in the PS5's internal M.2 SSD expansion slot is actually one of the biggest upgrades you can make to the console.

Installing an SSD in your PC is quick and straightforward, and can give your PC a big performance boost. Here's how to do it.

Boost your Steam Deck’s storage with the Crucial P310 M.2 2230 2TB SSD! A step-by-step guide to upgrading for more games and better performance.#SteamDeck#SSDUpgrade#Gaming ...

If your Steam Deck SSD isn't big enough, you can fit a bigger one with this mod.

The extra M2 SSD Slow allows you to install another SSD into the PS5, because the internal SSD is not removable. On top of that, the internal SSD slot is specced at PCIe 4.0 standard.

If you're upgrading your PS5 SSD and it doesn't have a heatsink, you might want to consider be quiet!’s MC1 M.2 SSD cooler.