HP ProBook 4540s Ericsson Mobile Broadband Driver 7.1.2.1 for XP

Changes:

- Fixes an issue where the GPS port driver does not install properly using sp55135. NOTE: The previous version (sp55135) must be uninstalled before installing the updated driver.
- Fixes an issue where installing a driver causes an error in driver_auth.exe.
- Fixes an issue where the system cannot connect to a network using HP Connection Manager.
- Fixes an issue where the description for HP Hs2350 is not displayed with the Ericsson Mobile Broadband Drivers in the HP Software Setup.
- Fixes an issue where the Ericsson driver cannot be uninstalled when the battery is removed and the system is connected to AC power.
- Fixes an issue where HP Connection Manager incorrectly displays the status of wireless WAN as "disabled by device manager" when the system resumes from stand by mode.

This package contains the files needed for installing the Broadband driver. If it has been installed, updating (overwrite-installing) may fix problems, add new functions, or expand existing ones. Even though other OSes might be compatible as well, we do not recommend applying this release on platforms other than the ones specified.

To install this package please do the following:

- Make sure that all system requirements are met.
- Save the downloadable package on an accessible location (such as your desktop).
- Locate and double-click on the newly-downloaded file.
- Allow Windows to run the file (if necessary).
- Read EULA (End User License Agreement) and agree to proceed with the installation process.
- Follow the on-screen instructions.
- Close the wizard and perform a system reboot to allow changes to take effect.

About Modem Packages:

If you apply this software, systems will be able to properly recognize the mobile broadband component model and manufacturer, connect to the internet (as long as it's within the coverage area), and make use of all available features.

In addition to that, when you upgrade the version, computers can receive fixes for various network connectivity issues and different vulnerabilities, support for new operating systems and mobile broadband modules, and other related changes.

When it comes to the installation steps, the procedure shouldn't be difficult because each manufacturer tries to make it as easy as possible so that every user can apply it on their own – simply get the package, run the available setup, and follow the displayed instructions.

Bear in mind that even though other OSes might be also compatible, we do not recommend you apply any software on platforms other than the specified ones. Also, upon completion, do perform a reboot to make sure all changes take effect properly.

That being said, if you intend to install this software release, click the download button, get the package, and apply it on your system. In addition to that, visit our website regularly to stay “updated one minute ago.”