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What is ReStart.exe?

ReStart.exe is a legitimate executable file that is a component of the REALTEK Wireless LAN Driver and Utility. This software package is developed by Realtek Semiconductor Corp. and its primary function is to enable communication between the Windows operating system and a Realtek wireless network adapter (such as a USB Wi-Fi dongle or an internal wireless card). The utility allows users to manage their wireless network connections, view signal strength, and configure various network settings.

The ReStart.exe file itself is typically used by the Realtek utility to re-initialize or restart the wireless adapter's connection or the utility's services without requiring a full system reboot. This can be necessary when applying new settings, recovering from a connection error, or waking the computer from sleep mode. It helps ensure the wireless hardware functions correctly and maintains a stable connection.

While this file is a legitimate part of Realtek's software, there are a few scenarios where you might consider its removal:

  • Software No Longer in Use: If you have uninstalled the REALTEK Wireless LAN Utility or replaced the hardware it supports, this file might be a leftover remnant that can be removed.
  • Potential Malware Conflict: As with many common executable names, malware can sometimes disguise itself using the name ReStart.exe to avoid detection. If the file is located outside of its typical directory, C:\Program Files (x86)\Realtek\USB Wireless LAN Utility, or is flagged by antivirus software, it could be malicious.
  • System Performance Issues: In rare cases, a corrupted driver or utility file can cause system instability or performance problems. If you suspect ReStart.exe is related to such issues, reinstalling the latest official Realtek drivers would be a better solution than simply deleting the file.

To help determine if the ReStart.exe on your system is a legitimate process or a threat, you can use a tool like Security Task Manager. It can provide more detailed information about the process, including its location and digital signature, which can help you verify its authenticity.

Click to Run a Free Scan for ReStart.exe related errors

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ReStart.exe file information

The process known as ReStart for HP or ReStart MFC Application belongs to software HP Internet Sharing Manager or ReStart Application by (www.realtek.com).

Description: ReStart.exe is not essential for the Windows OS and causes relatively few problems. The file ReStart.exe is located in a subfolder of "C:\Program Files (x86)" (normally C:\Program Files (x86)\Realtek\USB Wireless LAN Utility\). Known file sizes on Windows 10/11/7 are 28,672 bytes (66% of all occurrences) or 463,872 bytes. file.net/process/restart.exe.html 
It is not a Windows system file. Windows Task Scheduler starts this process at a specific time. ReStart.exe is able to record keyboard and mouse inputs. Therefore the technical security rating is 50% dangerous.

Uninstalling this variant: If you experience any issues with installation of ReStart.exe, you can contact www.alfa.com.tw [1][2] to assist you or remove the entire REALTEK Wireless LAN Driver and Utility or HP Internet Sharing Manager program using Windows Control Panel.

Recommended: Identify ReStart.exe related errors

If ReStart.exe is located in a subfolder of the user's profile folder, the security rating is 48% dangerous. The file size is 28,672 bytes. The program has a visible window. The software starts when Windows starts (see Registry key: TaskScheduler, User Shell Folders). The ReStart.exe file is not a Windows system file. ReStart.exe appears to be a compressed file.

Important: Some malware camouflages itself as ReStart.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the ReStart.exe process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.

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Best practices for resolving ReStart issues

A clean and tidy computer is the key requirement for avoiding problems with ReStart. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic Update. Always remember to perform periodic backups, or at least to set restore points.

Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the 6resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or executing the 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To get your computer running as fast as it did on day one, you can 8reset your PC. Your personal files will remain intact, but any programs you installed will need to be reinstalled.

To help you analyze the ReStart.exe process on your computer, the following programs have proven to be helpful: ASecurity Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. A good Bantivirus software detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.



Other processes

ReStart.exe [all]


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