EaseUS Partition Master

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System Reserved Partition Recovery in Windows 10/8/7

Tracy King updated on Jan 25, 2021 Partition Manager | How-to Articles

PAGE CONTENT:
Method 1. Restore deleted system reserved partition in WinPE
Method 2. Restore missing system reserved partition with partition manager software
Method 3. Repair deleted system reserved partition with command prompt command (CMD)
Method 4. Fix system reserved partition deleted issue with 1 on 1 remote assistance service

When you accidentally delete the system reserved partition in Windows 10, it may cause boot problems or system update problems on your computer (like "We couldn't update system reserved partition" error installing Windows 10 ). How to fix this problem? Don't worry. Here, you'll find effective solutions to recover deleted system reserved partition and cope with the boot errors on your PC.

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

Method 1. Restore Deleted System Reserved Partition Windows 10 with WinPE Bootable Disk

When you fail to boot Windows 10 due to the deletion of system reserved partition, an emergency bootable disk may help. The disk shall be created before you commit the mistake, or you can create the bootable disk on another healthy computer. Then, how to create the WinPE bootable disk to recover and repair system reserved partition in Windows 10? 

Professional Windows partition manager - EaseUS Partition Master can help you to create a WinPE bootable disk with ease. With the bootable disk, you can reboot the system and choose the Partition Recovery feature of EaseUS partition software to restore the deleted system reserved partition with a few clicks.

Step 1. Prepare a disc or drive

To create a bootable disk of EaseUS Partition Master, you should prepare a storage media, like a USB drive, flash drive or a CD/DVD disc. Correctly connect the drive to your computer.

Launch EaseUS Partition Master, go to the "WinPE Creator" feature on the top. Click on it.

create easeus partition master bootable disk

Step 2. Create EaseUS Partition Master bootable drive

You can choose the USB or CD/DVD when the drive is available. However, if you do not have a storage device at hand, you can also save the ISO file to a local drive, and later burn it to a storage media. Once made the option, click "Proceed".

create easeus partition master bootable dis

You have created an EaseUS Partition Master WinPE bootable disk now. You can manage your hard disks and partitions through the bootable drive whenever the computer fails to boot normally.

If you have RAID drives, load the RAID driver first by clicking Add Driver from the menu bar, which can help you add the driver of your device under WinPE environment, as some specific device cannot be recognized under WinPE environment without drivers installed, such as RAID or some specific hard disk.

After creating the WinPE bootable disk following the steps above, you can continue restoring system reserved partition deleted with the same guides in Method 2.

Method 2. Restore Deleted System Reserved Partition with Partition Manager software

If your computer starts normally after deleting the system reserved partition, but you have other usage problems and need to restore the deleted partition, you can install and use EaseUS Partition Master directly on Windows10 to recover the lost partition as well as the data on it. 

This disk management program allows you to recover lost partition from unallocated space efficiently, including the accidentally deleted system reserved partition. Follow the video and text tutorials below to restore deleted system reserved partition quickly.

 

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

When the process completes, you can reboot the computer and reuse the system again. EaseUS Partition Master is known for partition management with following full around disk management solutions: 

  • Resize/move partitions (the Pro version allows to move space from D drive to C drive), create, format, delete, and merge partitions
  • Copy and clone an entire disk to another even the target partition is smaller than the source
  • Convert a logical partition to primary or primary partition to logical, FAT to NTFS partition, MBR disk to GPT, or GPT disk to MBR
  • Completely wipe out all the data on the hard disk to prevent information from being leaked or recovered

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. Fix Deleted System Reserved Partition Issue with 1 on 1 Remote Assistance Service

If you've tried all the above three methods but didn't get any luck, don't give up. The last way to make sure it works is to use EaseUS 1 on 1 Remote Assistance

EaseUS 1-on-1 Remote Assistance service allows you to arrange a dedicated support engineer for a remote desktop session. In this remote session, you will receive personalized support from us, including operating the EaseUS software to achieve your goals, configuring a backup plan that meets your needs, repairing Windows errors or system startup problems, and more. 

If you want to restore deleted system reserved partition or resolve any system boot issue, you can contact our professionals via email or live chat for the greatest help.

Repair System Reserved Partition Windows 10 FAQs

Here are a few more questions related to deleted system reserved partition in Windows 10. If you also have any of these problems, you can find the methods here.

How do I rebuild the system reserved partition?

Step 1. Boot your Windows computer via Windows installation media.

Step 2. Then in the first installation screen, press Shift + F10 keys to bring out the Command Prompt.

Step 3. Input the following commands and press Enter after each line of command.

diskpart
select disk 0
list partition
select partition # (Select the "System Reserved" partition (if you have it) or the Windows OS partition)
active
exit

Step 4. Type bootrec /fixboot + Enter .

Step 5. Type bootrec /rebuildbcd + Enter.

Step 6. Exit the Command Prompt and shut down your PC. Then try to boot from the drive that has been repaired just now.

What happens if I format system reserved partition?

You can format system reserved partition on your PC for a clean installation of Windows 10/8/7. The system reserved partition will be created again when you set up your first partition to install windows.

Deleting system reserved partition won't do much to clean up space, because it takes up so little space. On the contrary, because the system boot file is stored on the system reserved partition, deleting it may affect the normal startup of your computer.

What is the System Reserved partition in Windows 10?

The system reserved partition refers to the partition reserved for storing system boot files when the Windows system manages the hard disk for the first time. For security reasons, during the installation of Windows 7 (and later versions), if the hard disk is partitioned by the partition tool of the CD, the system will divide a part of the space (100-200M) by default. No drive letter is used to store system boot files (part of files with special functions that need to be read first when the computer starts).

How do I fix system reserved partition Windows 10?

The simplest way to recreate or repair system reserved partition in Windows 10 is using specialized partition management software, such as EaseUS Partition Master. Using this tool, you can easily recover accidentally deleted system reserved partition in Windows 10/8/7 or in WinPE with a bootable disk. 

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