How to recover partition lost after win10 upgrade

How to recover lost partition after win10 upgrade? Many friends will find that their hard disk partitions are lost after upgrading the win10 system, which may cause data damage and loss. So how should we solve this problem? Partition loss is generally caused by system errors, so we can use repartitioning or retrieving partitions to avoid data file damage. Below, the editor will bring you win10 partition loss recovery method .

win10 partition loss recovery method

Method 1. Assign a drive letter After the partition is lost, if you can see the unallocated space in "Disk Management", then you can try to assign this unallocated space To allocate space to a drive letter, please follow these steps:

1. Press "Win R", then enter "diskmgmt.msc" in the window and click "OK".

2. Select the unallocated space in Disk Management and right-click it, then select Change Drive Letter and Path.

3. Select the required drive letter and click "OK".

Method 2. Use CMD to recover the lost partition. If you try the above method and the partition is still not recovered, then you need to assign a drive letter through the command prompt. Please follow the steps below:

1. Run CMD as administrator, enter "diskpart" in CMD and press "Enter".

2. Enter "list disk" and press "Enter", then you will see all the disks on the computer.

3. Enter "select disk #" and press "Enter" (replace # with the disk number containing the lost partition).

4. Enter "list volume" and press "Enter".

5. Enter “select volume #” and press “Enter” (replace # with the missing partition number).

6. Enter "assign letter=#" and press "Enter" (replace # with an available drive letter).

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