System Reserved Partition Recovery in Windows 10/8/7

Tracy King updated on Dec 09, 2019 to Partition Manager | How-to Articles

Method 1. Use bootable disk to reboot system and restore deleted system reserved partition
Method 2. Restore deleted system reserved partition with partition manager software
Method 3. Repair (deleted) system reserved partition with command prompt command (CMD)
Method 4. Reinstall Windows system (OS) to repair/restore system reserved partition

When you carelessly delete the system reserved partition, it may cause boot problems or system update problems on your computer. How to fix this problem? Don't worry, here below you'll find effective solutions to recover deleted system reserved partition and cope with the boot errors on your PC.

Before making any changes on your computer, please back up all important files and data from your PC to an external storage device.

Method 1. Use bootable disk to reboot system and restore deleted system reserved partition

When you fail to boot system due to the deletion of system reserved partition, an emergency bootable disk may help. But the disk shall be created before you commit the mistake. How to use the system bootable disk? 

Professional partition manager - EaseUS Partition Master may help you to create a WinPE bootable disk with ease on a healthy computer. With the bootable disk, you can reboot the system and choose Partition Recovery feature to restore the deleted system reserved partition with ease. 

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 Windows 10 is supported

You can refer to Method 2 as a detailed guide for system reserved partition recovery.

Method 2. Restore deleted system reserved partition with partition manager software

You can restore the system reserved partition without any obstacles when you happen to delete it by mistake with the help of professional partition manager software or tool.

Here we'd like to recommend you try EaseUS Partition Master which allows you to restore recover lost partition from unallocated space with ease. It also works to restore the deleted system reserved partition. Download it for free, install it on your PC, and follow below steps to restore the system reserved partition now:


Step 1: Launch EaseUS Partition Master on PC

Click on "Partition Recovery" at the top of the main window.

Run EaseUS Partition Master for partition recovery

Step 2: Select a hard disk to search for the lost partition(s)

Choose the hard drive disk or SSD where you lost partitions, and click "Scan".

Run EaseUS Partition Master for partition recovery

Step 3: Wait for the scanning process to complete.

This program will scan the whole disk with two modes - "Quick Scan" and "Deep Scan" to find all lost partitions and data for you.

  • Quick Scan will find your latest or recently deleted partition at a fast speed.
  • Deep Scan will scan and find more and earlier deleted partitions. 
  • If the Quick Scan doesn't find your lost partition, wait patiently till the Deep Scan completes.
Scan lost partitions

During or after the scan, you can double-click the partition marked as "Deleted" to check and view the partition content. If it contains your lost partition data, go to Step 4 and continue. 

Check lost partition contents

Step 4: Select and recover lost partitions

1. Select the lost partition, marked as "Deleted" with previous Labels, capacity etc, and click "Proceed" to continue.
2. Click "Recover Now" to confirm and restore the lost partition.

Scan lost partitions

3. Click the "Execute Operation" button and click "Apply" to restore lost partition.

Scan lost partitions

After this, you may check the files in the system reserved partition to see whether they were still there. 
If not, you can search relative Windows system files and copy the system reserved partition, reboot computer and reuse the system again.

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 Windows 10 is supported

Method 3. Rebuild or repair (deleted) system reserved partition via cmd (command prompt)

1. Boot computer with Windows 10/8/7 installation media and press Shift + F10;
2. Run the following commands at the command prompt:

  • bootrec /fixmbr + Enter

If you receive the error message "Element not found", you may need to mark the boot partition as active with diskpart first.

3. Enter the commands  below at the command prompt:

  • diskpart
  • select disk 0
  • list partition
  • select partition #

Note: Select the "System Reserved" partition (if you have it) or the Windows OS partition.

  • active
  • exit

4. Type: bootrec /fixboot + Enter at the command prompt.
5. Type: bootrec /rebuildbcd + Enter in the command prompt.
After these steps, you can reboot PC and continue to use your computer again, and the deleted system reserved partition will be restored. 

Method 4. Reinstall Windows OS to restore/recover deleted system reserved partition

If you've tried all the above three methods but didn't get any luck, you may need to perform a reinstallation of your present system. 

You can either go to Microsoft Windows page to download the ISO files for your Windows system and install it or go to some download website to get the Windows installation patches.

After reinstalling the new system, the lost system reserved partition will display on your PC and the whole computer can run smoothly again.


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Frequently Asked Questions

Why Choose EaseUS Partition Master?

"I've used Partition Master Professional many times to create, delete, format, move, rename, and resize partitions."PCWorld

"Partitioning tools have come a very long since the days of complicated command line utilities and EASEUS Partition Master is one of the most advanced programs available."TECH ADVISOR

"I love that the changes you make with EaseUS Partition Master Free aren't immediately applied to the disks. It makes it way easier to play out what will happen after you've made all the changes."Lifewire

Will the "Migrate OS" feature transfer the Windows system files only or the whole C drive?

To ensure that the migrated system will boot normally, the Migrate OS feature will transfer all the files in the system and the boot partitions. Generally, the boot partition is the C drive so the transfer will include all the files in C.

Does EaseUS Partition Master license apply to multiple computers?

The license of Partition Master Professional and Server editions can be used on 1 computer only, while that for for the Technician and Unlimited editions can be used on multiple machines.

What is the difference between EaseUS Partition Master Trial version and the Free version?

Free is for home users only, with most basic functions available such as partition resize and clone. While trial can help you understand how this product works and test what a full license can do on a business or server OS machine.

Will it cause any data loss after resizing the partition in EaseUS Partition Master?

Generally, it will not cause any data loss or boot issue by resizing a partition. However, in order to protect your data, we suggest that you backup the partition before resizing, in case of any unexpected situations such as power outages, computer hardware failures, etc. You can use EaseUS Todo Backup to backup the partition and its trial version is fully functioned for 30 days.

What should I prepare before resizing the partition?

On the partition that is going to be operated, there might be some files being occupied by other programs. To ensure a successful operation, we suggest that you close all the unnecessary software before resizing that partition. Otherwise, EaseUS Partition Master will detect the partition being locked by the other software and require a reboot to resize the partition under boot mode.

About EaseUS Partition Master

All-round disk & partition management software for personal and commercial use. Let it manage your storage drive: resize, format, delete, clone, convert, etc.