Windows Backup Failed With Error Code 0x8078011e [Fix]

Adjust your antivirus settings to fix 0x8078011e in Windows Backup

3 min. read

Updated onOctober 4, 2023

updated onOctober 4, 2023

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Key notes

Backing up your files is important, and many reported error 0x8078011e while using Windows Backup. If this issue occurs, you won’t be perform a backup at all.

In case you’re not familiar with this tool, it allows you to set upautomatic backups on Windows, so it’s great for protecting your data.

However, there are several methods that you can use that will help you fix this issue once and for all, and today we’re going to show them to you.

What is error code 0x8078011e?

This is a Windows Backup error code, and the full error states the following:Windows Backup failed to get an exclusive lock on the EFI system partition (ESP).Regarding the causes, here are the most common ones:

How can I fix the 0x8078011e error?

1. Uninstall third-party antivirus software

Many users reported thatAvastwas responsible for this issue, so if you use it, uninstall it and check if that solves the problem. For more information, visit our how touninstall Avast Antivirusguide.

Keep in mind that other antivirus software could cause this issue as well.

2. Remove Armoury Crate software

3. Add exclusions to your third-party antivirus software

4. Perform a clean boot

After your PC restarts, try to perform the backup again. If it works, enable services and applications again by following the same steps.

As you can see, this issue is pretty simple to fix, and in most cases, you need to disable or remove the applications that are interfering with it.

Keep in mind that Windows Backup is available just for legacy purposes; for better results, it’s best to use qualitybackup software for Windows.

What solution did you use to fix this problem? Let us know in the comments below.

Windows Backup Failed With Error Code 0x8078011e [Fix]#

What is error code 0x8078011e?#

How can I fix the 0x8078011e error?#

1. Uninstall third-party antivirus software#

2. Remove Armoury Crate software#

3. Add exclusions to your third-party antivirus software#

4. Perform a clean boot#