What is TUAutoReactivator32.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 TUAutoReactivator32.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.

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TUAutoReactivator32.exe file information

Windows Task Manager with TUAutoReactivator32
TUAutoReactivator32.exe process in Windows Task Manager

The process known as TuneUp Automatic Program Reactivator belongs to software TuneUp Utilities (version 2012) by TuneUp Software (

Description: TUAutoReactivator32.exe is not essential for the Windows OS and causes relatively few problems. TUAutoReactivator32.exe is located in a subfolder of "C:\Program Files". Known file sizes on Windows 10/8/7/XP are 102,720 bytes (42% of all occurrences), 103,736 bytes, 103,200 bytes or 188,728 bytes. 
The program has no visible window. The file is a Verisign signed file. The file is digitally signed. The file is not a Windows core file. Therefore the technical security rating is 16% dangerous.

Uninstalling this variant: There is a possibility to uninstall the program using the Control Panel ⇒ Uninstall a ProgramTuneUp Utilities 2013 or TuneUp Utilities 2012 or use the software publisher's support site.

Recommended: Identify TUAutoReactivator32.exe related errors

Important: Some malware camouflages itself as TUAutoReactivator32.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the TUAutoReactivator32.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 TUAutoReactivator32 issues

A clean and tidy computer is the key requirement for avoiding problems with TUAutoReactivator32. 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 TUAutoReactivator32.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

TUAutoReactivator32.exe [all]