Issue: How to fix Svchost.exe Service host: Local system (Network restricted)?
I found that Service Host: Local System (Network Restricted) process (Svchost.exe) uses up to 90% of my computer’s CPU. How can I reduce disk usage?
Service host: Local system (Network restricted) is a process that includes lots of Windows services and sub-services, such as Windows Auto Update. For this reason, it might eat up computer’s CPU, RAM, and other resources a lot. However, seeing disk usage up to 90% is not normal and should not be ignored because it might damage the device.
The svchost.exe (LocalSystemNetworkRestricted) error mostly occurs on Windows 8 and 10 operating systems. Users complain that they see a several svchost.exe processes that are using lots of computer’s power. For this reason, the device became sluggish, some programs crash or become unresponsive.
The problem might be related to some malfunctioning programs or services or corrupted system files. However, in some cases, svchost.exe process can be affected or created by malware. Developers of malicious programs often use the names of legitimate files to bypass Windows security and perform malicious activities silently in the background.
Therefore, one of the ways to fix Svchost.exe Service host: Local system (Network restricted) error on Windows is to scan the system with a reputable anti-malware software, such as Reimage and check if your device is not infected.
However, if your computer is virus-free, you should try other methods to get rid of Svchost.exe Service host: Local system (Network restricted) error. These methods include disabling Superfetch service or HP processes, Run SFC and DISM scans, Windows update problems, changing processor scheduling. All of these options are explained below.
Methods to fix Svchost.exe Service host: Local system (Network restricted) on Windows
First of all, you should start with system scan and look for viruses on your computer. However, if the scan does not any positive results, you should try ending svchost.exe processes that are using too much of CPU:
- Open Task Manager.
- Open Processes tab click Show processes from all users option.
- Right-click processes that use a lot of CPU and choose Go to Service(s).
- Check the highlighted services and stop the troublesome ones by right-clicking them and choosing Stop Service option.
However, if these processes came back after the system reboot, you should proceed with Method 1 and try other ways to fix this problem.
Method 1. Turn off Superfetch service
Superfetch service is responsible for pre-loading data from hard disk to RAM. Despite the fact that Microsoft says that it improves computer’s performance, usually, the situation is opposite – this process often uses lots of CPU. However, you can disable it and check if it helps to solve the problem:
- In the Windows search box type services.
- Choose Services from the search results.
- When in Services, find Superfetch, right-click on it and choose Stop.
- Restart the computer.
Method 2. Perform SFC and DISM scans
Corrupted or deleted system files might also be the reason of Svchost.exe Service host: Local system (Network restricted) error. Therefore, running SFC and DISM scans help to restore these files and hopefully get rid of the error:
- Click Windows key + X and choose Command prompt (Admin) from the menu.
- In the Command Prompt, type sfc /scannow and click Enter.
- The scan should finish in about 10 minutes. If some issues were detected and fixed, you will see the information about it.
If SFC scan was ineffective, you should run DISM scan:
- Open Command Prompt (Admin) again, but this time type the following command and click Enter: DISM /Online /Cleanup-Image /RestoreHealth
- After 20 minutes the scan should be over and the problem should be fixed. If not, proceed with the third method.
Method 3. Run Windows Update Troubleshooter
Sometimes issues with Windows Updates are the reason for the Service host: Local system (Network restricted) error. So, run the troubleshooter to test if it was the problem:
- Click Windows key + I and open Settings.
- When in Settings, navigate to Update & Security.
- Open Troubleshoot in the left pane.
- Click Windows Update option.
- Choose Run the troubleshooter.
- When the scan is over, check if the error still persists.
Method 4. Disable HP processes
Some HP processes might be the reason for high CPU usage. So, follow these steps to stop unnecessary processes:
- Open Task Manager by clicking Ctrl + Shift + Delete.
- Look up for HP Help or other HP processes in the list. Right-click them and choose End Task from the menu.
Method 5. Modify processor scheduling options
If you still cannot get rid of Service host: Local system (Network restricted) error, you should try checking processor scheduling options:
- In the Windows search, enter advanced.
- Choose View advanced system settings.
- In the appeared System Properties window, click on the Settings button under Performance section in the Advanced tab.
- When in the Performance options, open Advanced tab.
- Select Programs under Adjust for best performance of option.
- Click Apply and then OK to save the changes.
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