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What is Makecab.exe & How to Fix its High CPU Usage

All the information you need about this important process

5 min. read

Updated onApril 2, 2024

updated onApril 2, 2024

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Key notes

The makecab.exe process is one of the many processes that keep your PC running smoothly. It helps with some crucial operations and gets a lot of things done.

However, you can sometimes encounter issues with this process. If you want to know what this process does and how to fix itshigh resource usage, this contains all the information you need.

What is the use of makecab.exe?

What is the use of makecab.exe?

The makecab.exe is an integral process that helps compress Component-Based Servicing log files (CBS log files). These are usually large files that would have taken up large spaces if not compressed.

Hence, this process is pretty important in saving system space. Usually, this process does not consume high resources.

However, there are times when multiple instances of makecab.exe might be running on your PC. If you are experiencing thisunusual CPU usage, we will show you how to resolve it in the ensuing sections of this guide.

How can I fix makecab.exe if it is causing high CPU usage?

How can I fix makecab.exe if it is causing high CPU usage?

1. Delete CBS Log Files

If the makecab.exe process is registering high CPU usage on your PC, it might be because it encountered issues while trying to compress your CBS files.

The quickest way to fix this is to delete the files manually. You can either do this via File Explorer or CMD, as shown below.

This option is another effective one to delete your CBS files manually. This method is faster and should fix the makecab.exe high CPU issue.

2. Repair system files

In some cases, the makecab.exe high CPU usage issue can be due to problems with your system files. Fortunately, you can fix this by running some commands, as shown above.

Alternatively, you can fix this issue for good by using aPC repair toolto save you from the stress of running a series of commands and repairing the files manually.

3. Scan for malware

Viruses can disguise as different processes on your PC, including the makecab.exe process. So, if you are still experiencing high CPU usage after applying the solutions above, you need to perform a full malware scan.

Alternatively, if Windows Defender cannot find and eliminate the virus, we recommend usingESET NOD32for the job. This excellent software will pull out the most hidden virus on your PC with just a few clicks of the mouse.

4. Run Disk Cleanup

Manually cleaning the junk files on your PC can sometimes not fix the makecab.exe high CPU usage issue. You need to take advantage of the Disk Cleanup tool to get rid of these files, including the leftover CBS log.

5. Uninstall any faulty software

In cases where you started noticing this issue after launching a particular app, the problem might be related to the software. To fix this, you need to reinstall the faulty software.

There you have everything you need to know about the makecab.exe process. This process is important on your PC and does not hog your resources.

In rare cases, you notice unusual CPU usage, the solutions in this guide should help you solve the problem.

In the same vein, ifWindows Widget is causing high CPU usageon your PC, check our detailed guide to fix it.

Feel free to let us know the solution that helped you fix this issue in the comments below.

More about the topics:High CPU usage

Ola-Hassan Bolaji

Windows Hardware Expert

A Computer Engineering graduate, he has spent most of his life reading and writing about computers.

He finds joy in simplifying complex topics into simple solutions for PC users. The quality of his work and providing step-wise tested and proven solutions to PC issues are all that matter to him.

Away from computers, he is either reading or watching football!

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Ola-Hassan Bolaji

Windows Hardware Expert

He’s a Computer Engineering graduate who has spent most of his life reading and writing about computers & operating systems.