What is Medlight.exe?

The .exe extension on a filename indicates an executable file. Executable files may, in some cases, harm your computer. Therefore, please read below to decide for yourself whether the Medlight.exe on your computer is a Trojan that you should remove, or whether it is a file belonging to the Windows operating system or to a trusted application.

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

Medlight.exe file information

Windows Task Manager with Medlight
Medlight.exe process in Windows Task Manager

The process Medlight.exe has no identifications of its developer.

Description: Medlight.exe is not essential for Windows and will often cause problems. Medlight.exe is located in a subfolder of "C:\ProgramData"—for example C:\ProgramData\Medlight\. Known file sizes on Windows 10/8/7/XP are 792,576 bytes (28% of all occurrences), 406,016 bytes, 669,184 bytes, 666,112 bytes or 431,104 bytes. 
There is no file information. The program is not visible. The file is not a Windows core file. The process listens for or sends data on open ports to a LAN or the Internet. Therefore the technical security rating is 95% dangerous.

Recommended: Identify Medlight.exe related errors

Important: Some malware also uses the file name Medlight.exe, for example Generic PUA ED (PUA) (detected by Sophos), and RDN/Generic.grp or Artemis!3521FF7ABDAD (detected by McAfee). Therefore, you should check the Medlight.exe process on your PC to see if it is a threat. If Medlight.exe has changed your browser's search engine and start page, you can recover your browser's default settings as follows:

Reset default browser settings for Internet-Explorer ▾
  1. In Internet Explorer, press the key combination Alt + X to open the Tools menu.
  2. Click Internet options.
  3. Click the Advanced tab.
  4. Click the Reset... button.
  5. Enable the Delete personal settings option.
This will reset your Internet Explorer to its default settings. Your browser will start with the familiar start page and search engine—without popups, ads, cookies, but all browser add-ons are deleted too [1]. Make cleaning up your browser and your computer simpler and safer with Security Task Manager.


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Best practices for resolving Medlight issues

A clean and tidy computer is the key requirement for avoiding problems with Medlight. 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, for Windows 8 and later versions, executing the 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the Medlight.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. BMalwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

Medlight.exe [all]