However, some users are running into the trouble and cant perform the wanted utility.

Now, this post fromMiniToolwill present some advice for this Windows Server backup not enough space issue.

Why Does the Windows Server Backup Not Enough Space Error Happen?

How to Fix Windows Server Backup Not Deleting Old Backups

Why does that happen?

If you find the drive has been full, you could venture to scrub the storage.

By the way, overloaded backup tasks may stop the process and lead to a Windows Server backup failure.

click OK

it’s possible for you to relieve the burden byexcluding some items for local backup.

We also recommend overwriting old backups to avoid data repetition, which can cause unnecessary resource waste.

Is Windows Server Backup not deleting old backups?

Cloud Storage vs Cloud Backup: Differences Between Them

This post provides 3 useful and easy solutions for you to get rid of the issue.

There is another major cause of the Windows Server backup failed not enough space error outdated Windows Server system.

The following steps are tested on Windows Server 2016 and you could take it for reference.

check for updates

How to Fix the Windows Server Backup Not Enough Space Error?

After that, you’ve got the option to clean up the drive as you need.

Step 1: TypeDisk Cleanupin theSearchbox and open it.

choose backup target

Choose the right drive if it requires.

Step 2: Then clickClean up system filesand choose the files that you dont want.

ClickOKto perform the deletion task.

configure backup settings

Also, sufficient storage is the prime factor you should think of.

Apart from local backup, you might choose cloud backup.

What are the differences between cloud storage and cloud backup?

This post provides information about cloud storage vs cloud backup.

This method is more suitable for those with enough storage space but stuck in that fallacious warning pop-up.

Step 1: TypeWindows UpdateinSearchand choose to openCheck for updates.

Step 2: ChooseCheck for updatesand wait while Windows looks for the latest updates for your system.

Then follow the on-screen instructions to finish the downloads and installation.

MiniTool ShadowMaker Better Manage Your Backup Storage

Do you want to better manage your backup storage?

It is quite a tough thing that old backups are overlapped together, occupying more and more storage.

Dont worry, because another more versatile WindowsServer backup softwarecan relieve your burden.

MiniTool ShadowMaker allows users toback up files, folders, partitions, and disks.

It also supports one-clicksystem backupand facilitates quick disaster recovery.

The great advantage of its backup feature is various additional backup features for enhanced security and better resource utilization.

For example, you might start automatic backups by configuring a time point and avoiddata redundancyby choosing incremental backup.

Besides, other options can conserve your storage space, such as Compression and File Size.

Now lets see how to work with it.

Step 2: In theBackuptab, choose your backup source and backup destination.

Here, you’re able to choose an external/internal hard drive or NAS machine as the target drive.

Step 4: ClickBack Up Nowto start the task immediately.

Bottom Line

How to address the Windows Server backup not enough space issue?

This post has listed lots of useful methods and you might try them one by one.

What we most recommend is to try MiniTool ShadowMaker, which has wonderful features to manage the backup storage.