Disk defragmentation helps improve the PC’s performance by reducing the time spent accessing files. So, if another app has gained access to it and scheduled defragmentation, let’s find out all there’s to know.

Why does Disk Defragmenter was scheduled using another program message appear?

Here are a few reasons you might be getting the error:

Another app is performing defragmentation: One of the common reasons you get the error is when another app, usually an antivirus or a PC tuner, has taken up the task of defragmentation. Malware on the PC: A PC infected with malware can also throw the error. Corrupt system files: When the system files are corrupt, certain built-in tools, tasks, and processes malfunction.

How do I fix Disk Defragmenter was scheduled using another program error?

Before we head to the slightly complex solutions, try these quick ones:

When you see the error prompt, click on Remove settings. Restart the computer. Disable any third-party antivirus, especially Norton and Avast, or PC tuner apps like CCleaner, since these schedule defragmentation and run it in the background. Update to the latest version of Windows.

If these don’t work, move to the solutions listed next.

1. Terminate all non-critical processes

An easy solution when you get the Disk defragmenter was scheduled using another program error is to terminate the process triggering it. Though it doesn’t work all the time, there’s no harm in trying.

2. Scan the disk for errors

3. Enable defrag in Task Scheduler

If you keep noticing that disk defrag was scheduled using another program, there’s a possibility that ScheduledDefrag is disabled. Enable it, and you are good to go! In case it was already enabled, head to the next solution. SPONSORED

4. Manually configure the defragmentation schedule

Once done, now try defragmenting the drive and verify whether you still get the Disk defragmenter was scheduled using another program error. If yes, head to the last solution.

5. Perform a system restore

If you recently started seeing the Storage optimization is currently using customized setting prompt, it might be recent changes to the system that triggered it. And a system restore is the best way to get things up and running. By now, you should have fixed the Disk defragmenter was scheduled using another program error, and can manually defragment the drive at will. In case the problem persists, the last option is to create a bootable drive and reinstall Windows through it. And since we are on the topic, find out how to make Windows faster and enjoy a superior experience. Tell us which fix worked for you in the comments section below.

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