Fixed: Recovery Drive Almost Full in Windows 11/10

Theo Lucia

May 07, 2025 • Filed to: Windows Computer Solutions • Proven solutions

Recovery disks are very useful tools and they greatly facilitate the repair process of an operating system, however, recovery disks usually have very low space because in most cases, they are partitions of the main disk, however, several reasons can cause these disks to be filled with information that you do not need and for this reason, Windows will notify you that one of your disks is running out of space. In this post, you will learn how to solve this problem in various ways.

Part 1: Fixed: Recovery Drive Almost Full in Windows 11/10

Q: "I have an HP laptop and for a few days now, Windows started notifying me that my recovery disk has low space available, how do I solve this without spoiling my operating system?"

Q: "My recovery drive is full what do i do"

If you have a Recovery disk without space, Windows will notify you that your disk is out of space, this notification may become annoying, but the problem is easy to solve using different methods.

• Extend Recovery Partition with Disk Management: Extending the size of the recovery volume will allow you to use some of the available space on your main disk to avoid alerts of low space on the recovery volume.
• Disable System Protection: By disabling the System protection you can change the designated value to activate low space notification. By adjusting the value to a smaller figure, you can prevent the alert from appearing.
• Delete files manually: In most cases, the recovery disk is inaccessible to the user but there are some cases in which it is possible. To do this you will need to disable the option "Don't show hidden files, folders or drives", once this is done, it is possible that the recovery device appears in the list of devices and you can manually access the files stored in it.
• Disable Low Disk Space Warning Windows 11/10: Choosing to remove the low space alert from the registry editor is a very effective and easy option to perform.

Part 2: What Is Recovery Drive in Windows 11/10?

Recovery disks are partitions where an operating system backup with factory features is stored, if necessary, recovery disks are a very practical option to repair your operating system.

These partitions are usually hidden and inaccessible to the user, however, new information may be stored in it, this is a problem because the recovery disk usually has much less space and can be filled up very quickly.

Causes for Recovery Disk Full Error

A Recovery Disk can be filled when the operating system has created many backup files as well as if you are using the Recovery Disk as a common storage medium for your files.

Part 3: How to Recovery Drive Almost Full in Windows 11/10 | 5 Methods

Below I will describe some of the most common and simple methods to solve this problem.

Method 1: Extend Recovery Partition with Disk Management

1. To run Disk Management in Windows 11/10, press Win+R and type compmgmt.msc
2. At that point right-click on the target partition D, you will see the "extend volume" is dimmed. So, you can't resize the partition size.

Why is this happening? The reason is due to the limitation of Windows Disk Management, to extend a volume you must meet some requirements. Here I will explain what you need:

A. There must be unallocated space or free space closely followed by a primary partition or logical partition.

B. The target partition must be in the RAW and NTFS file systems.

To do this, you must delete the volume, but this means that all the stored information will be deleted so, it's advisable to make a backup.

Method 2: Disable System Protection

You can try to disable system protection to stop low disk space error in Windows 11/10 by following these simple steps:

1. Go to "This PC" and then right-click on "This PC" icon, this option will be located at the left panel, then click on properties.
2. Now click on the "System protection" option that is located in the left panel, then choose the Recovery Drive and then click on the "Configure" button.
3. In the pop-up window, tick the Disable system protection option.

Method 3: Unhide Protected Operating System Files

In some cases, it is possible to access the information stored in the device, if you want to manually delete information stored in the recovery device you will have to ascertain if the device is hidden. You can do this by following these steps.

1. Open the Windows menu and type "File Explorer Options" and then click on the icon.
2. When the pop-up window comes out select the "View" tab and then scroll down to find the "hide protected operating system files" option, here you have to tick "Show hidden files, folders, and drives" and click on "Apply"

Method 4: Disable Low Disk Space Warning Windows 11/10

1. Go to the Windows Search tool and type "Regedit", then click on the registry editor shortcut.
2. Make a backup copy of your registry before starting the next step. To make a backup click on the computer icon, then go to "File" and click on "export".
3. Go to the following address:
   
   "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer"
   (if you don't have an "Explorer" folder, you can create it by right-clicking on the Policies folder, then clicking on new/key, finally, name this new folder as "Explorer").
4. Into the "Explorer" folder, right-click on any place of the right side, this will open a menu, here you have to click on "New/DWORD (32-bit)" value and name it as "NoLowDiskSpaceChecks".
5. Next, double click on this item to change the value from 0 to 1, then click on "OK".

Method 5: Run Disk Cleanup to Fix Recovery Drive Full

The Recovery Drive is a separate partition stored on your PC that contains all the files needed for your PC fully restore. If the recovery drive is full, you can use the Diks Cleanup to remove unnecessary files to fix this problem.

1. Type disk cleanup in the search box next to the start Menu, and press Enter to launch it.
2. Select the drive you want to clean up and click OK to continue.
3. Check the box of the files you want to delete.
4. Press OK to start the cleanup process.

Part 4: Other Suggestions to Clean Up Recovery Drive D Windows 11/10

1) Remove the Recovery Drive Letter

When searching for the answers to the HP recovery drive being full on the internet, you will find advice to remove the drive letter of your HP recovery partition.

In Windows Disk Management, the recovery partition of a computer manufacturer has a drive letter, for example, HP assigns the letter "D" to this drive. Then right-click on the recovery partition, select "Change Drive Letter and Paths" to remove it.

More Related: How to Recover the Dell/HP/Lenovo Recovery Partition?

2) Delete Recovery Drive D

When the recovery drive is almost full, you will probably choose to delete such a partition since you think it is not useful and takes up disk space. It is not so.

Recovery partition can be used to restore your system in the event of system issues, just like how we have mentioned in part one. So, this is not the best solution. But if you have a backup of this partition, this would be a good method.

1. Go to "Disk Management".
2. Select the Drive volume you want to delete, right-click on it and then click on "Delete Volume".

3. Once you've deleted the volume, the free space partition can be deleted to get unallocated space.

4. You can use this unallocated space to create a new volume or extend another one.

3) Copy Partition to Another Disk

If you find there is not enough disk space to extend the partition by taking other free disk space or you decide to delete the recovery partition, you can choose to copy the recovery partition to another hard drive to resize the recovery partition during the copy process or make a backup.

Conclusion

Preventing the low-space Windows alert from appearing is a simple task and as you have noticed, it is a quick process to perform, however, the most effective solution is increasing the size of the Recovery Disk volume; it is important to remember that to carry out this process you will first need to eliminate the volume and this means losing all the information that is stored in it.