Newdev.dll, as indicated by its name, is the process developed and used for Windows system to manage hardware device library. Some programs won't be installed to the system or won't work without newdev.dll file.
Many Internet users have reported that the newdev.dll error appeared when they were installing BT Voyager Modem. Actually, newdev.dll error message will show up due to the newdev.dll removal or corruption. Similar error messages includes:
"Error loading newdev.dll"
"Newdev.dll Not Found"
"This application failed to start because newdev.dll was not found. Re-installing the application may fix this problem."
"The file newdev.dll is missing."
"Cannot start xxx. A required component is missing: newdev.dll. Please install xxx again."
As described above, installing a new driver is the most possible reason to result in errors in loading newdev.dll. Besides, an accidental removal or registry error would also cause error loading newdev.dll.
Go to Recycle Bin to see whether newdev.dll is there. If yes, restore it. You could also download a newdev.dll to totally free from DLL-FILES.com. After putting the newdev.dll to the right location (by default c:WINDOWSsystem32 ewdev.dll), click on Start / Run, input regsvr32 newdev.dll, and hit Enter to register the newdev.dll on your system. You will receive a prompt saying registered successfully.
The Windows Registry is a system database that stores configuration settings and options on Microsoft Windows operating systems. The system, device drivers, services, memories and third-party programs all use Windows Registry. PowerSuite Golden includes a fast Registry Cleaner which could lets you scan your windows registry and fix registry errors. It's not merely registry tool, but an all-in-one PC toolkit you may need for almost all computer issues.
As the introduction in the beginning, always download and install the latest driver. For the programs that require newdev.dll to run, completely remove it through Control Panel/Add or Remove Programs, and don't forget to delete the files and folder in the installation destination before a new installation.
Windows updates and the Startup Repair (required Windows Installation Disc) include the original and official version of newdev.dll. This solution will also repair the possible broken newdev.dll file.
Sometimes, it fails to fix newdev.dll error loading issue. It causes some important files to get lost when newdev.dll error appears. Also some files/data from computer is accidentally deleted or formatted during the process of fixing newdev.dll error. Under these circumstances, you need a data recovery software to retrieve your lost data.
Recoverit and Recoverit for Mac supports to recover deleted/lost data from hard drive, USB drive, flash drive, memory card, digital camera or any other storage devices. Get the detailed steps on the deleted/lost data recovery tutorial.