2 Fixes for SD Card Unallocated Error | Partition Unallocated SD Card‍

SD Card Unallocated Error

SD card usually is allocated with only one partition which is readable by the computer and other devices such as photos or cameras. However, due to different needs, quite a lot of SD card users choose to create more partitions on SD cards. Indeed, creating more partitions on SD cards does bring users great convenience in dealing with their daily jobs and lives. 

However, due to careless or improper operations, virus attacks, or other unknown reasons, some inevitable problems may still happen to SD card users. The typical problem is that partitions disappear in the SD card, which means that the SD card becomes unallocated. Then you'll lose all data and cells in the SD card. How to fix such a problem? EaseUS software provides the most complete and secure solution with its professional partition manager software for you here now.

How to Avoid Data Loss Before SD Card Becomes Unallocated

It is highly recommended for you to backup all important data from your SD card to a safe storage device. With SD card data backup, you don't need to worry about losing important files or documents anymore when unexpected troubles happen to your SD card or your SD card becomes unallocated. 

With backups, you can directly fix SD card unallocated problems. Let's find solutions to partition unallocated SD cards right now.

Fix SD Unallocated Error: Partition Unallocated SD Card

Here EaseUS software will provide you with two methods to fix the SD card unallocated problem. One is to use EaseUS Partition Master to restore or recreate partitions on an SD card. The other one is to use Windows Disk Management to directly rebuild partitions on unallocated SD cards.

Solution 1. Use EaseUS Partition Master 

EaseUS Partition Master offers two methods to help fix the SD card unallocated trouble: restore partitions and recreate partitions on the SD card. Now you can either choose to restore the previously lost partitions or to recreate new partitions on your SD card. Free-click the download button and install EaseUS Partition Master on your computer. Connect your SD card to your computer and follow the next simple steps to fix the SD card unallocated case now.

#1. Restore SD Card Partition from Unallocated Space

Step 1. Connect the external storage device to your computer for lost partition recovery. To begin with, click "Partition Recovery" on the left menu. Then choose the target disk and click "New Scan".

Step 2. EaseUS Partition Master will run the "Quick Scan" and "Full Scan" modes to find and display all the existing and lost partitions on the selected disk.

Double-clicking on a partition will allow you to preview the content.

Step 3. Select the partition marked with a "Lost" Status and click "Recover ".

Step 4. Wait and click "Done" when the software applies the final recovery.

Step 5. Go to the Partition Manager section, your lost partition on your device should reappear in the drive.

#2. Create Partitions on Unallocated SD Card

Step 1. Launch EaseUS Partition Master. On the main window, right-click on the unallocated space on your hard drive or external storage device and select "Create".

Step 2. Adjust the partition size, file system (Choose the file system based on your need), label, etc. for the new partition and click "OK" to continue.

Step 3. Click on the "Execute 1 Task(s)" button and create a new partition by clicking "Apply".

Solution 2. Free Partition Unallocated SD Card with Disk Management 

If you don't feel like using any software to fix SD card unallocated trouble, Windows Disk Management should help. But the precondition is that you should be familiar with Windows management jobs and be careful while partitioning unallocated SD card. 

Step 1. Connect SD card to PC, right-click "My Computer/This PC" and choose "Manage".

Step 2. Click "Disk Management", right-click SD card unallocated space and choose "New Simple Volume".

Step 3. Enter New Simple Volume and click "Next". Specify Volume Size and then click "Next".

Step 4. Assign drive letter or path, click "Next". Then Format Partition, choose "partition file system, size, label" and click "Next". 

Step 5. Click "Finish" to accomplish the whole process.

Do be careful while using Windows Disk Management to partition unallocated SD card.

In conclusion, the unallocated error in an SD card can lead to the loss of all data and partitions. To avoid data loss, it is highly recommended to backup important data from the SD card. However, if the SD card becomes unallocated, EaseUS Partition Master provides a comprehensive and secure solution. The software offers two methods to fix the issue: restoring the lost partitions or recreating new partitions on the SD card. Alternatively, Windows Disk Management can also be used to fix the problem, although caution must be exercised. Overall, EaseUS Partition Master is highly recommended for its user-friendly interface and effective solutions.