5 Ways to Solve Windows 10 System and Reserved Storage too Large

This article will provide you with five effective ways to fix Windows 10 System and Reserved Storage too large problem. Please read it carefully!

By @Miya Last Updated September 14, 2024

User Case: How Do I Reduce System and Reserved Storage in Windows 10?

“Hey, folks! My Windows 10 is eating up too much space with this "System and Reserved Storage." It's like my computer has a bottomless pit. Any cool tricks to shrink it down? I've got a decent-sized SSD, but this is getting ridiculous. Running it on a Dell Inspiron 15. Help a buddy out!#Windows10 #StorageIssues.” 

If you are also experiencing issues with System and Reserved Storage on a Windows 10 computer is occupying an unusually large amount of space, then you have really come to the right place! This article will provide you with five effective ways to fix Windows 10 System and Reserved Storage too large problem. Please read it carefully!

How to Solve Windows 10 System and Reserved Storage too Large

Next, this part will provide you five ways to solve Windows 10 System and Reserved Storage too large problem, please read it carefully!

Note that some changes, such as reducing System Restore space, may limit your ability to restore the system to previous points. Proceed with caution and ensure you have important data backed up.

👉Backup your Windows 10 PC via freeware

1. Disk Cleanup

Step 1. Press the Windows key and type Disk Cleanup in the search bar.

Step 2. Select the drive you want to clean (usually C:) and click OK. Wait for Disk Cleanup to calculate how much space you can free up.

Step 3. In the Disk Cleanup dialog, check the System created Windows Error Reporting and Temporary files options.

Step 4. Click OK and then Delete Files to perform Windows 10 reduce reserved storage.

2. Adjust System Restore Settings

Step 1. Press the Windows key and type Create a restore point in the search bar.

Step 2. Select your C: drive and click the Configure button.

Step 3. Adjust the Max Usage slider to allocate less space for System Restore.

Step 4. Click Apply and then OK.

3. Reduce Hibernation File Size

Step 1. Open Command Prompt as an administrator by right-clicking the Start button and selecting Command Prompt (Admin).

Step 2. Type the following command and press Enter: powercfg /h /size xx (Replace "xx" with a percentage, like 50, to reduce the hibernation file size.)

4. Uninstall Unnecessary Programs

Step 1. Press the Windows key and go to Settings> Apps.

Step 2. Uninstall any programs or apps that you no longer need or use.

5. Clean up Windows Update Files

Step 1. Press the Windows key and type Disk Cleanup in the search bar.

Step 2. Select the drive you want to clean (usually C:) and click OK.

Step 3. In the Disk Cleanup dialog, check the Windows Update Cleanup option.

Step 4. Click OK and then Delete Files to reduce system reserved storage in Windows 10.

After completing these ways, you should have freed up some space and reduced the size of the System and Reserved Storage.

Backup Your Windows 10 PC via Freeware

Both before and after you try these methods, you should back up your Windows 10 data with the best free backup software - AOMEI Backupper. With a backup, you can quickly revert to a previous, normal version of your computer in case of problems and protect your important data. Let's take a look at the core features of this software and how to use it.

✌AOMEI Backupper Freeware Highlights:

  • Compatibility: Works seamlessly on Windows 10, Win 11/8.1/8/7/XP/Vista PCs.
  • Versatile Backups: Effortlessly covers file, folder, disk, partition, and system backups with a user-friendly three-step process.
  • Storage Flexibility: Save backup images to external/internal hard drives, NAS, USB/DVD/CD, or opt for AOMEI Cloud with an account.
  • Automated Backup: Set up automatic backups on a daily, weekly, or monthly basis for hands-free data protection.
  • Advanced Options: Delve into incremental and differential backups, add comments, compress data, split images, encrypt, and enable email notifications.

The intuitive interface enables you to effortlessly configure a data backup task with just a few clicks. To illustrate its functionality, let's consider the process of creating a system backup. If you intend to back up data on Windows Servers, refer to AOMEI Backupper Server.

Step 1. Download the software for free and proceed with the installation.

AOMEI Backupper

Best free Windows backup software for personal use.

Step 2. Navigate to the Home screen, click on the Backup option, and choose System Backup.

Tip: Opt for Disk Backup if you wish to safeguard all the data on your hard drive, encompassing more than just the operating system.

Step 3. Click the second checkbox to designate a location for storing the backup image file. You have the flexibility to back up to an external hard drive, internal drive, or a network location.

Step 4. Initiate the backup process by clicking on Start Backup.

★Tips: Options: In this section, you can add comments and adjust the compression level of your backups. If you wish to encrypt your backups, consider upgrading to the AOMEI Backupper Professional edition. Schedule: Automate your data backups on a regular basis, choosing from options such as Daily, Weekly, Monthly, Event triggers, and USB plug-ins. Backup Scheme: Customize your backup methods here. Opting for a Differential backup is recommended over Incremental backup, as the latter requires all backups to be completed before a restore can occur. This program automatically deletes old image files to conserve disk space. To access this feature, upgrade to AOMEI Backupper Professional.

Summary

This article provides detailed 5 ways to teach you how to fix Windows 10 System and Reserved Storage too large issue. And it also provides you a free Windows 10 backup software - AOMEI Backupper to backup your Windows 10 OS.

If you are not inclined towards image backup, an alternative option is to utilize the cloning feature for hard drives or systems as a method to back up data in Windows 10 with AOMEI Backupper Professional.