I'm trying to install an M.2 SSD into my new Lenovo 15IRX10 laptop which has two SSD slots (one of which is already occupied). I have an old laptop that I previously used, but I'm not sure about the right screw to use. The new SSD measures 42x22mm, and I've got a screw from my old laptop that's seemingly 3mm, but it's too small. The previous SSD came with this triangular metal piece that I think helped it fit, but it's bent now. Do I need to use that metal piece, or is there a specific type of screw I should look for? It would help if I could share images to clarify my situation!
2 Answers
It sounds like you might be overcomplicating this a bit! Since you have other M.2 slots, you can unscrew one to compare. The screws should be the same across the board. If you can't find a good screw from the old laptop, look for metric "M2" screws online. And about that triangular metal piece—you probably don't need it unless your SSD is shorter than the slot, which is rare for 42mm. Most are around 80mm, so it should fit fine without it.
You might want to check the Hardware Maintenance Manual for your new laptop, as it usually details the proper installation process for SSDs and screw sizes. You should be looking for screws that are either 2.0x2.5mm or 2.0x3.0mm. If you can't find what fits, you can easily grab a bag of M.2 screws online for just a couple of bucks, and you'll have enough screws for years!

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