Dell Modem / ISDN Drivers

by Dell, Inc.
Free Dell Drivers Download

After you upgrade your computer to a new version of Windows, like Windows 11, if your Dell Modem / ISDN is not working, you can fix the problem by updating the drivers. It is possible that your modem / isdn driver is not compatible with the newer version of Windows. You can install modem / isdn drivers manually by matching your model and operating system. Or, use our Dell Modem / ISDN Driver Update Utility to download and install the correct driver automatically.

Find Dell Modem / ISDN Device Drivers by Model

Driver Updates for Popular Dell Modem / ISDN Models

Dell Modem / ISDN Driver Update Utility
Install the driver automatically
Dell Latitude E4310 Driver
Install the driver automaticallyDownload driver
Dell Precision Mobile WorkStation M65 Driver
Install the driver automaticallyDownload driver
Dell Latitude D600 Driver
Install the driver automaticallyDownload driver
Dell Latitude E6320 Driver
Install the driver automaticallyDownload driver
Dell Inspiron 1470 Driver
Install the driver automaticallyDownload driver
Dell Vostro Notebook 1220 Driver
Install the driver automaticallyDownload driver
Dell Vostro Notebook 1220 Driver
Install the driver automaticallyDownload driver
Dell Latitude E4310 Driver
Install the driver automaticallyDownload driver
Dell Latitude D531 Driver
Install the driver automaticallyDownload driver
Dell Inspiron Desktop 530 Driver
Install the driver automaticallyDownload driver
Dell Conexant D850 56K Driver
Install the driver automaticallyDownload driver
Dell Inspiron Desktop 546MT Driver
Install the driver automaticallyDownload driver
Dell Inspiron Desktop 560MT Driver
Install the driver automaticallyDownload driver
Dell Inspiron 560 Driver
Install the driver automaticallyDownload driver
Dell Inspiron Mini 12 Driver
Install the driver automaticallyDownload driver
Dell Vostro Notebook 1200 Driver
Install the driver automaticallyDownload driver
Dell Vostro 1015 Driver
Install the driver automaticallyDownload driver
Dell Latitude E5410 Driver
Install the driver automaticallyDownload driver
Dell Inspiron Desktop 410 Driver
Install the driver automaticallyDownload driver
Dell Inspiron Desktop 518 Driver
Install the driver automaticallyDownload driver

How to Update Your Dell Modem / ISDN Drivers

There are two ways to update drivers.

Option 1 (Recommended): Update drivers automatically - Novice computer users can update drivers using trusted software in just a few clicks. Automatic driver updates are fast, efficient and eliminate all the guesswork. Your old drivers can even be backed up and restored in case any problems occur.

Option 2: Update drivers manually - Find the correct driver for your Modem / ISDN and operating system, then install it by following the step by step instructions below. You'll need some computer skills to use this method.

Option 1: How To Update Drivers Automatically

The built-in Microsoft Windows Update service may not update your drivers properly. Instead, use The Modem / ISDN Driver Update Utility for Dell. It is intelligent software that automatically recognizes your computer's operating system and modem / isdn manufacturer and model to find the most up-to-date drivers for it. There is no risk of installing the wrong driver. The Modem / ISDN Driver Update Utility downloads and installs your drivers quickly and easily.

You can scan for driver updates automatically and install them manually with the free version of the Dell Modem / ISDN Driver Update Utility, or complete all necessary driver updates automatically using the premium version.

Tech Tip: The Modem / ISDN Driver Update Utility for Dell will back up your current drivers for you. If you encounter any problems while updating your drivers, you can use this feature to restore your previous drivers and configuration settings.

  1. Download the Modem / ISDN Driver Update Utility for Dell.

  2. Double-click on the program to run it. It will then scan your computer and identify any problem drivers. You will see a results page similar to the one below:

    Dell Modem / ISDN Driver Update Utility Results

  3. Click the Update button next to your driver. The correct version will be downloaded and installed automatically. Or, you can click the Update All button at the bottom to automatically download and install the correct version of all the drivers that are missing or out-of-date on your system.

Option 2: How To Update Drivers Manually

To find the latest driver, including Windows 11 drivers, choose from our list of most popular Dell Modem / ISDN downloads or search our driver archive for the driver that fits your specific Dell modem / isdn model and your PC's operating system.

Tech Tip: If you are having trouble finding the right driver update, use the Dell Modem / ISDN Driver Update Utility. It is software which finds, downloads and installs the correct driver for you - automatically.

After downloading your driver update, you will need to install it. Driver updates come in a variety of file formats with different file extensions. For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Each file type has a slightly different installation procedure to follow. Visit our Driver Support Page to watch helpful step-by-step videos on how to install drivers based on their file extension.

How to Install Drivers

After you have found the right driver, follow these simple instructions to install it.

  1. Power off your device.

  2. Disconnect the device from your computer.

  3. Reconnect the device and power it on.

  4. Double click the driver download to extract it.

  5. If a language option is given, select your language.

  6. Follow the directions on the installation program screen.

  7. Reboot your computer.

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