Missing Firmware Partition

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How Do I Find a Missing Partition on SSD

A reader seems to be missing his OS X recovery partition after cloning one drive to another. Chris Breen offers a solution. As mentioned above, EFI partition is quite useful to Windows systems, especially those that use the Unified Extensive Firmware Interface (UEFI). Now, if the EFI partition is missing, there will be a problem with your system booting. With a backup at hand, you can easily restore partition when you find Windows 7 recovery partition missing. You have learned two effective solutions to fix Windows 7 recovery partition missing. The methods can help you resolve the issue of Windows 10 recovery partition missing as well.

'Do you know how to find or restore a missing partition on the SSD drive?

This morning, I turned on my Windows 10 laptop, finding an SSD partition was missing. The missing partition is about 100GB, with 50GB occupied by essential documents and other files. Help, please.'

Mostly, when you find a partition disappeared in File Explorer on Windows PC, stay calm. On this page, you'll learn to check whether the missing partition is hidden or lost.

Also, you can effectively resolve this issue, bringing the missing partition with saved data back immediately by using automated partition recovery software and a manual method.

Note: Stop using the SSD disk before restoring the missing partition.

Check the Missing Partition Status: Lost or Hidden

To find the right solution and restoring missing partition, you should first check out whether the partition is hidden or lost.

You can easily use Disk Management on your PC to check the missing partition status:

  • Step 1: Right-click on This PC/My Computer, click 'Manage'.
  • Step 2: Open Computer Management and click 'Disk Management'.
  • Step 3: Then check the partition status:
  • If the missing partition or the whole SSD disk becomes unallocated, the partition(s) is probably deleted or lost by some reasons.
  • If there is a partition showing as (Disk * partition *) with no drive letter, like the below image, it's probably the missing partition.
    It's now a hidden partition without a drive letter.

So how to fix this issue, retrieving all missing partitions? Read on, and apply automated way or manual method to bring the partitions back on SSD.

Restore Lost SSD Partition with Automated Partition Recovery Software

Missing firmware partition

When the partition gets lost or deleted, automated partition recovery software can effectively help bring the lost partition back.

EaseUS Partition Recovery, produced by EaseUS software, specializes in retrieving lost partition.

This software supports all Windows OS, including Windows 10/8/7, Vista and XP, etc.

It will effectively scan and restore the partition with all saved data from unallocated space in a few simple steps:

Step 1: Run EaseUS Partition Recovery on your PC.

Select the disk or device where you lost partition(s), click 'Scan' to continue.

Step 2: Wait for the scanning process to complete.

Let the program scan the selected disk and find the lost partition(s).

Step 3: Preview and restore the lost partition(s).

Double-click on the partition which is marked as 'Lost' with 'Good' recoverability.

Missing Firmware Partition Mac

Preview the content of the lost partition. Click 'OK' and click 'Proceed' to start restoring the lost partition.

Step 4: Click 'Recover Now' to finish the partition recovery process.

Note: If the program warns you that there is a conflict, back up the listed partition with essential data to an external hard drive first. Then execute the final operation to restore your lost partition.

Restore Hidden Partition on SSD with Disk Management

If the missing partition on your SSD disk is hidden not lost, you can unhide it with Disk Management:

  • Step 1: Right-click on This PC/My Computer and click on 'Manage'.
  • Step 2: Enter Disk Management, locate the hidden partition and right-click on it, selecting 'Change Drive Letter and Paths'.
  • Step 3: Click 'Add' to assign the drive letter for the partition to unhide it.
  • Step 4: Assign the drive letter for the hidden partition such as 'F' and hit 'OK'.

Bonus Tip: Customize Manual Partition Recovery Service

If you stuck in a complex partition loss issue on SSD disk, don't worry. Contact us to customize a manual partition recovery service from EaseUS data recovery experts.

Your lost partition and data will be back in no time:

You may need further help for tough data loss situations like reformatting drive, RAW disk, partition loss, repartition failures and system boot error. Consult with EaseUS Data Recovery Experts for cost-efficient one-on-one manual recovery service. They could offer the following services after FREE diagnosis:
1. Unformat the drive
2. Repair the RAID, RAW disk or operating system
3. Recover lost partition (the one that cannot be recovered by software)
downloadWhy can't I download this file?
  • Recover the HDD “/var” missing partition
    • Follow the step below to run the recovery script to recover the missing /var from the HDD
    Run the script below: /flash/.recovery/rc.main_disk_wipe (to fix the missing HDD /var )

    Example:
    root@ns# cd /flash/.recovery/
    root@ns# ls –l
    total 113520
    drwxrwxrwx 2 root wheel 512 May 22 2009 Xad2
    drwxrwxrwx 2 root wheel 512 May 22 2009 Xflash
    drwxrwxrwx 2 root wheel 512 May 22 2009 boot
    -rw-rw-rw- 1 root wheel 116129615 May 22 2009 hd.recovery.tgz
    -rw-rw-rw- 1 root wheel 4384 May 22 2009 rc.flash
    -rw-rw-rw- 1 root wheel 11307 May 22 2009 rc.flash_wipe_recover

    Missing Firmware Partition

    -rw-rw-rw- 1 root wheel 1459 May 22 2009 rc.local_disk_wipe_2
    -rw-rw-rw- 1 root wheel 1324 May 22 2009 rc.local_flash_wipe_1
    -rw-rw-rw- 1 root wheel 11045 May 22 2009 rc.main_disk_wipe
    -rw-rw-rw- 1 root wheel 2179 May 22 2009 rc.main_flash_wipe
    -rw-rw-rw- 1 root wheel 3058 May 22 2009 rc.manufacture
    -rw-rw-rw- 1 root wheel 7473 May 22 2009 rc.recovery
    -rw-rw-rw- 1 root wheel 5115 May 22 2009 rc.system_wipe_and_reset
    -rw-r--r-- 1 root wheel 597 Jul 14 2009 recovery.log
    Note: The contents of this directory may vary on your system in both sizes and dates
    root@ns# sh rc.main_disk_wipe (press Enter)
    Note: This process takes about two minutes to rebuild/recovery the missing HDD /var
    1. Verify that HDD “/var” partition is mounted.

    root@ns# mount
    /dev/md0c on / (ufs, local)
    procfs on /proc (procfs, local)
    /dev/ad0s1a on /flash (ufs, local)

    Missing Firmware Partition Mac

    /dev/ad2s1e on /var (ufs, local)
    root@ns#

    More Information

    Mojave Missing Firmware Partition

    1. “ad2” is just an example, some NetScalers use “ad0”, “ad4”, or even “ad5” for the HDD.
    2. The recovery procedure above erases existing contents under “/var” partition. If you need to recover any data, boot back to the version 9.2 release and save any necessary data.
    3. The same procedure can be used for any HDD FRU manufactured with 9.x build and the target system is running 8.x code.