What is CancelAutoPlay_df.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 CancelAutoPlay_df.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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CancelAutoPlay_df.exe file information

The process known as CancelAutoPlay_df.exe belongs to software Mobile Hotspot Admin or 3G Hostless Modem or TELSTRA PRE-PAID (version 4G USB) by ZTE CORPORATION (

Description: CancelAutoPlay_df.exe is not essential for the Windows OS and causes relatively few problems. CancelAutoPlay_df.exe is located in a subfolder of "C:\Program Files". Known file sizes on Windows 10/8/7/XP are 446,720 bytes (47% of all occurrences), 446,208 bytes, 440,648 bytes, 447,744 bytes or 448,256 bytes. 
The file is a file with no information about its developer. The program has no visible window. It is a Verisign signed file. The file has a digital signature. The program starts when Windows starts (see Registry key: MACHINE\Run). It is not a Windows core file. CancelAutoPlay_df.exe is able to record keyboard and mouse inputs. Therefore the technical security rating is 43% dangerous.

Uninstalling this variant: You can uninstall the program Mobile Hotspot Admin or 3G Hostless Modem, or ask the software vendor for support. Click on Mobile Hotspot Admin or 3G Hostless Modem in Windows Control Panel (Software or Programs section) to uninstall it.

Recommended: Identify CancelAutoPlay_df.exe related errors

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

A clean and tidy computer is the key requirement for avoiding problems with CancelAutoPlay_df. This means running a scan for malware, cleaning your hard drive using cleanmgr and sfc /scannow, uninstalling programs that you no longer need, checking for Autostart programs (using msconfig) and enabling Windows' Automatic 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 resmon 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 DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the CancelAutoPlay_df.exe process on your computer, the following programs have proven to be helpful: Security 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. Malwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

CancelAutoPlay_df.exe [all]