What is shndlers.dll?

The genuine shndlers.dll file is a software component of 1&1 Office-Drive Manager by 1&1 Internet.
Shndlers.dll is a DLL (Dynamic Link Library) file that belongs to 1&1 Office-Drive Manager, a file management system that integrates cloud data with local computer storage. DLL files store data, code and resources needed by one or more programs in order to function correctly. This is not a critical Windows component and should be removed if known to cause problems. 1&1 OfficeDrive Manager is a program that lets users combine their 1&1 Online Storage with their computer data and treat cloud and local data as if the two were the same. Files can easily be moved or copied from the hard disk or external storage media to 1&1 Online Storage. 1&1 Internet is an American company that provides web hosting services. The company is a subsidiary of United Internet, a German Internet company. 1&1 Internet was founded in 1988 and has since gone on to become one of the world's largest web hosting companies. 1&1 is currently headquartered in Philadelphia in the United States.

SHndlers stands for Service Handlers

Shndlers.dll is a Windows DLL file. DLL is the abbreviation for Dynamic Link Library. DLL files are needed by programs or web browser extensions, because they contain program code, data, and resources. The following information can help you determine if shndlers.dll is a Windows system file or if it belongs to an application that you can trust.

Click to Run a Free Scan for shndlers.dll related errors

Shndlers.dll file information

The process known as 1&1 Upload-Manager or 1&1 Office-Drive Manager or WEB.DE SmartDrive Manager belongs to software 1&1 Upload-Manager or 1&1 Office-Drive Manager or WEB.DE SmartDrive Manager by 1&1 Internet AG ( or 1&1 Mail & Media GmbH or WEB.DE GmbH (

Description: Shndlers.dll is not essential for the Windows OS and causes relatively few problems. The file shndlers.dll is located in a subfolder of "C:\Program Files". Known file sizes on Windows 10/8/7/XP are 225,280 bytes (63% of all occurrences), 868,352 bytes or 180,224 bytes. 
A .dll file (Dynamic Link Library) is a special type of Windows program containing functions that other programs can call. This .dll file can be injected to all running processes and can change or manipulate their behavior. It can change the behavior of other programs or manipulate other programs. The program is not visible. There is no detailed description of this service. It is not a Windows core file. Therefore the technical security rating is 66% dangerous.

Uninstalling this variant: In case you experience problems using shndlers.dll, you may want to safely remove the program using the uninstall program of 1&1 Upload-Manager or 1&1 Office-Drive Manager (Control Panel ⇒ Uninstall a Program) or look for help on the website.

Recommended: Identify shndlers.dll related errors

Important: Some malware camouflages itself as shndlers.dll. Therefore, you should check the shndlers.dll 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 shndlers issues

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

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