
Lenovo ThinkPad X1 2-in-1 Gen 11 Aura Version
Kyle Kucharski/ZDNET
Observe ZDNET: Add us as a most popular supply on Google.
Have you ever ever observed how your PC’s storage by no means fairly appears so as to add up? A part of that’s as a result of Home windows reserves a small portion of your storage for system recordsdata. A function known as Reserved Storage quietly units apart 5GB to 10GB in your SSD for replace recordsdata, cache, and non permanent recordsdata.
It isn’t as nefarious because it sounds — there is a rationale behind allocating area to streamline updates — however chances are you’ll wish to get that area again, particularly when you’ve got a smaller SSD and area is tight.
Additionally: Do your self a favor and cease shopping for these low cost SSD drives flooding the market
Most customers with 512GB or extra of storage needn’t mess with these settings, however in case you actually wish to maximize your SSD, Home windows enables you to disable Reserved Storage.
Begin right here first
In the event you’re hurting for area in your native drive, there are a number of different choices I like to recommend exploring first — a lot of which may produce even higher outcomes. First, think about clearing the cache in Home windows 11, a protected strategy to release some area.
Second, Home windows PC Supervisor is a free cleanup instrument that helps establish muddle in your machine. Because it’s designed by Microsoft, it ought to theoretically have the ability to establish some recordsdata that third-party packages cannot, like outdated Home windows log recordsdata and set up muddle.
Additionally: I used an M.2 PCIe enclosure for information storage, and it made file transfers a lot sooner
We wrote an in depth information on methods to get PC Supervisor, however the tl;dr is which you can obtain it from both its product web page or the Microsoft retailer. Once you first run it, run a well being examine, then let it clear up disk area.
How one can flip off Reserved Storage
In the event you’ve already gone via these steps and wish to claw again each spare byte of your SSD from Home windows, here is how one can flip off Reserved Storage. First, navigate to settings in Home windows, and go to System > Storage. As soon as on this tab, click on the “Present extra classes” tab, then navigate to System & Reserved.
In the event you scroll to the underside, you will see “Reserved Storage,” together with how a lot your system has put aside for this goal. Once more, this will probably be most impactful for methods with very restricted storage. If in case you have 512GB or extra and solely 10GB or much less reserved for Home windows, it is in the end negligible and can doubtless have little to no influence in your system.
Additionally: How a lot RAM does your PC really want in 2026? A Home windows and Mac professional weighs in
To place that in perspective, 10GB isn’t even 2% of a 512GB.
To proceed with turning off Reserved Storage, you will have to enter a command line. Click on Begin > Command Immediate, right-click and choose “Run as Administrator.” Then sort or paste within the following command:
DISM.exe /On-line /Set-ReservedStorageState /State:Disabled
Restart your laptop, and navigate again to the display you simply visited in Settings > System > Storage > System & reserved. Click on “Present extra classes”, and word that the place you beforehand noticed an quantity for Reserved Storage, it ought to be clean.
When to show Reserved Storage again on
Floor Laptop computer 5g for Enterprise
Kyle Kucharski/ZDNET
You may wish to flip the function again on once more when it is time to replace your PC. It is easy sufficient to take action, simply sort the identical command line, however change the final half to Enabled.
DISM.exe /On-line /Set-ReservedStorageState /State:Enabled
I do not blame you if you need better management over how Home windows makes use of storage in your PC, however there’s solely a lot you are able to do while you’re working with severely restricted area. Until you are on a secondary gadget or a Chromebook, I would not think about something lower than 512GB of storage for a most important driver PC.
Additionally: Do not ignore your desktop PC’s empty M.2 slots – they’re extra helpful than you assume
The most effective answer is so as to add extra storage, whether or not that is upgrading the onboard SSD or utilizing exterior storage. We have examined a number of within the final 12 months, together with transportable choices like this 1TB SanDisk ExtremeFit that is most likely smaller than your mouse dongle, or this large 4TB Samsung T9 transportable SSD, with sufficient area to final indefinitely for some customers.
No matter you do, although, steer clear of low cost SSDs that appear too good to be true, as we have discovered a number of gadgets that have been both unreliable or straight up DOA.























