Solve the problem that the disk C dedicated to the installation of the operating system is full

It’s very easy and fast to fill up your C disk space, downloading hundreds of high-quality images, installation files you may never need again, perhaps media you’ve reformatted or video projects you’ve saved to disk.

This problem manifests itself in old devices with weak resources, especially when we talk about Microsoft’s arbitrary plans with regard to updates, so the majority prefer to stick to systems that support the least capabilities such as Windows 10.

Whatever the reason, if you hit the limit, you’ll need to know how to free up some space without deleting your personal files. Here is the solution to the problem that the disk C dedicated to the installation of the operating system is full.

1. Clear Update Cache

The Cache Updates cache contains a copy of the update installation files, which the system needs to reinstall an update if it fails the first time.

First, you will have to go to the update service by pressing Windows key + S then type ServicesThen click on it with the right mouse button and select Run as administrator Run as Administrator.

Then scroll down to find a service Windows UpdateRight-click on it and select turning off Stop.

You will then have to delete the remaining files, by pressing Windows key + R and enter the following path” C:\Windows\SoftwareDistribution\DownloadThen delete everything you find in that folder.

After you have finished deleting the contents of the folder, go back to Services Services again and activate Windows Update service again.

2. Erase old system copies

When you upgrade Windows, the old version files are kept just in case you want to go back, but it causes the C drive to get too full.

Besides old system versions, even the smallest updates leave files like this one. In either case, these files are easy to delete.

First, open the app Settings and headed to System > Storage And click on the disk C, you will find the full space divided into partitions, click on the partition Temporary Files.

Confirm Windows Update Clean-Up Then press delete files Remove Files.

3. Delete sleep mode data

Hibernation differs from Sleep in that it preserves the state of the device and the processes that are running before the power is permanently disconnected from it. C.

Sleep data can be deleted once you disable it, but make sure that you won’t need to use sleep mode in the future.

1. Search for Command Prompt Command Prompt and do Run it as administrator Run as Administrator
2. Type powercfg.exe -h off and press Enter. You will not see any notification, this is normal.

If you change your mind, you can repeat the same process and write powercfg.exe -h To re-enable sleep mode.

4. Delete connection configuration files

Delivery Optimization for your device allows you to get updates from devices near you. On paper, it is a good idea, but in reality it has caused problems for users regarding excessive consumption of internet and RAM.

It’s easy to delete these files, but you’ll have to disable this feature first, or else you’ll be pulling updates again.

Go to Settings Settings > Update and Security Update & Security > Advanced options Advanced Options > Adjust Connectivity Delivery OptimizationFrom here, you can disable this feature.

Now, search for an app Disk Cleanup Open it, it will take you some time to check the device files before starting, scroll down until you find a box named Connection configuration files Delivery Optimization Filesselect it and press Good OK.

5. Delete the emergency disk

In Windows 10, there is a hidden disk known as the Emergency Recovery Partition disk. If there is a system glitch or problem during boot up, you are directed to that disk and use the tools and options available to fix the problem. Deleting that disk may save you free space, but it may cost you a lot later.

1. turn on Command Prompt Command Prompt as administrator, then type Diskpart and press Enterthen type List Disk and press Enter again.
2. Then, write Select disk X (Replace the letter X with the emergency disk number), then type List Volume.
3. All disks on the device will be displayed, including the emergency disk. Type Select Volume X (Again, replace the letter X with your emergency disk number.)
4. Finally, write Delete Volumethen press Enter.

If you find that the emergency disk does not have a name (as shown in the picture), press Windows key + X and choose Disk Management Disk Management. Then choose the disk you want to use, and compare the size of the recovery disk to that of the Disk Part tool before moving forward.

Read also: Here’s how to install Windows 11 even if your computer is old