How to Download and Fix rootmdm.sys?

Sometimes Windows system displays error messages regarding corrupted or missing rootmdm.sys files. Situations like that can occur, for example, during a software installation process. Each software program requires certain resources, libraries, and source data to work properly. Corrupted or nonexistent rootmdm.sys file can therefore effect in failed execution of the started process.

rootmdm.sys file Legacy Non-Pnp Modem Device Driver. The file was developed by for use with software. Here you will find detailed information about the file and instructions how to proceed in the event of rootmdm.sys related errors on your device. You can also download rootmdm.sys file compatible with Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista, Windows XP devices which will (most probably) allow you to solve the problem.

Compatible with: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista, Windows XP

User popularity

3.1 Scanning for malicious software
3.2 System and driver update
3.3 System File Checker tool
3.4 System recovery

4 Download rootmdm.sys

4.1 List of rootmdm.sys file versions

File info

General information
Filename	rootmdm.sys
File extension	SYS
Description	Legacy Non-Pnp Modem Device Driver

Software
Program	Microsoft® Windows® Operating System
Author	Microsoft Corporation

Details
MIME type	application/octet-stream
File type	Driver
System	Windows NT 32-bit
Copyrights	© Microsoft Corporation. All rights reserved.
Character set	Unicode
Language cod	English (U.S.)

Most common rootmdm.sys file related problems

There are various types of errors related to rootmdm.sys file. rootmdm.sys file may be located in wrong file directory on your device, may not be present in the system, or may be infected with malicious software and therefore not work correctly. Below is a list of most common error messages related to rootmdm.sys file. If you encounter one listed below (or similar), please consider the following suggestions.

rootmdm.sys is corrupted
rootmdm.sys cannot be located
Runtime Error - rootmdm.sys
rootmdm.sys file error
rootmdm.sys file cannot be loaded. Module was not found
cannot register rootmdm.sys file:
rootmdm.sys file could not be loaded
rootmdm.sys file doesn't exist

rootmdm.sys

Application could not be started because rootmdm.sys file is missing. Reinstall the application to solve the problem.

Problems related to rootmdm.sys can be addressed in various ways. Some methods are meant only for advanced users. If you don't have confidence in your skills, we suggest consulting a specialist. Fixing rootmdm.sys file errors should be approached with utmost caution for any mistakes can result in unstable or unproperly working system. If you have the necassary skills, please proceed.

How to fix rootmdm.sys errors in just few steps?

Remember, before taking any action related to system files perform a backup copy of your data!

rootmdm.sys file errors can be caused by various factors, so its is beneficial to try to fix them using various methods.

Step 1: Scan your computer for any malicious software

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with rootmdm.sys file or any other Windows system files should be scanning the system for malicious software using an antivirus tool.

If by any chance you don't have any antivirus software installed on your system yet, you should do it immediately. Unprotected system is not only a source of file errors, but, more importantly, makes your system vulnerable to many dangers. If you don't know which antivirus tool to choose, consult this Wikipedia article – comparison of antivirus software.

Step 2: Update your system and drivers.

Installing relevant Microsoft Windows patches and updates may solve your problems related to rootmdm.sys file. Use dedicated Windows tool to perform the update.

Go to the Windows "Start" menu
Type "Windows Update" in the search field
Choose the appropriate software program (name may vary depending on your system version)
Check if your system is up to date. If any unapplied updates are listed, install them immediately.
After the update has been done,restart your computer in order to complete the process.

Beside updating the system, it is recommended that you install latest device drivers, as drivers can influence proper working of rootmdm.sys or other system files. In order to do so, go to your computer or device producer's website where you will find information regarding latest driver updates.

Step 3: Use System File Checker (SFC) tool

System File Checker is a Microsoft Windows tool. As the name suggests, the tool is used for identyfing and addressing system file related errors, including those related to rootmdm.sys file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the rootmdm.sys file with properly working version. To use the tool:

Go to the Windows "Start" menu
Type "cmd" in the search field
Locate "Command Prompt" result – don't run it yet:
Click the right mouse button and select "Run as Administrator" option
Type "sfc /scannow" in console prompt to start the program and follow the instructions

Step 4: Restoring Windows system

Another approach is to restore system to previous state, before the rootmdm.sys file error occured. In order to restore your system, follow the instructions below

Go to the Windows "Start" menu
Type "System Restore" in the search field
Start the system restore tool – it's name may differ depending on version of the system
The application will guide you through the process – read the messages carefully
After the process has finished, restart your computer.

If all the above-mentioned methods failed and the rootmdm.sys file problem has not been resolved, proceed to the next step. Remember that the following steps are intended only for advanced users.

Download and replace rootmdm.sys file

The last solution is to manually download and replace rootmdm.sys file in appropriate folder on the disk. Select file version compatible with your operating system and click the "Download" button. Next, go to your web browser's "Downloaded" folder and copy the downloaded rootmdm.sys file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of rootmdm.sys file example directory paths.

Windows 10: C:\Windows\System32\drivers\
Windows 8.1: C:\Windows\System32\drivers\
Windows 8: 1: C:\Windows\System32\drivers\
Windows 7: C:\Windows\System32\drivers\
Windows Vista: C:\Windows\System32\drivers\
Windows XP: ---

If the steps did not solve your rootmdm.sys file problem, you should consult a professional. A probability exists that the error(s) might be device-related and therefore should be resolved at the hardware level. A fresh operating system installation might be necessary – a faulty system installation process can result in data loss.

File versions list

Filename rootmdm.sys

System Windows 10

File size 8704 bytes

Date 2017-03-18

Download

File details
	MD5	79b769fe53c1dd1e18c83bda09789cf6
	SHA1	f3134ab0da468caf70b42a6dde91d5a1d8e4d805
	SHA256	7cc96fb9a81c2b1e87504fcb5e1aa33ccd6c121f13b3bdeede9496404713ff77
	CRC32	b1ba1ce3
	Example file location	C:\Windows\System32\drivers\

Filename rootmdm.sys

System Windows 8.1

File size 8192 bytes

Date 2014-11-21

Download

File details
	MD5	f47e065aad3f0d97d9020f78e83e40ed
	SHA1	0a199532a60953a983e7d71da7f3c66925a04303
	SHA256	c6b80f84999d5e4145386e08f093f08a8e911b43b7e344de75082979f8115ea5
	CRC32	37731609
	Example file location	C:\Windows\System32\drivers\

Filename rootmdm.sys

System Windows 8

File size 8192 bytes

Date 2012-07-26

Download

File details
	MD5	47a995d824fa2e0a038796f76ff4d5bf
	SHA1	da11fa800d1566915cd5fd689dbe19fdb238cb70
	SHA256	e929d145578c347ad1198eb91fb1523b11a26fa80875ab863e3db7a6268e6fdf
	CRC32	c182b31e
	Example file location	1: C:\Windows\System32\drivers\

Filename rootmdm.sys

System Windows 7

File size 11264 bytes

Date 2009-07-14

Download

File details
	MD5	388d3dd1a6457280f3badba9f3acd6b1
	SHA1	6fad53c36bf15959ef1b7d9b9c395cf2cdac1ede
	SHA256	5c534ea15195b1301c917904627af09fe2aba3fee1641b5c87e8f3191bc49058
	CRC32	12909803
	Example file location	C:\Windows\System32\drivers\

Filename rootmdm.sys

System Windows Vista

File size 11264 bytes

Date 2008-01-21

Download

File details
	MD5	6a0cf73b019cbc9255e23c9192ec3702
	SHA1	b933a6c3a37b35a08a3c483e2469c5f4225d20b3
	SHA256	4cd0289beaa719d4350c5514488b4fb03efb1ab1dd4a9984c5ea0f0ee023a121
	CRC32	acc48b6b
	Example file location	C:\Windows\System32\drivers\

Filename rootmdm.sys

System Windows XP

File size 5888 bytes

Date 2008-04-14

Download

File details
	MD5	d8b0b4ade32574b2d9c5cc34dc0dbbe7
	SHA1	b4a02978d8bb4b064fa1067696a4838daaf0b963
	SHA256	cdf10d3d8ada7adb1cc1567bfa986557c6d69f4099b70fdfabd4c3d09e3ca778
	CRC32	69504f50
	Example file location	---