Please note that you DO NOT need to return your E4990A to Keysight service center for updating the firmware. The E4990A firmware upgrade can easily be performed on your own with the information and tools available on this Web page.

Keysight recommends using the most current version, which includes the most up-to-date bug fixes and security patches available.
Release Date Version Version Description
2024-05-15 A.05.02 E4990A Firmware Revision A.05.02
Release Date Version
2024-05-15 A.05.02
Version Description
E4990A Firmware Revision A.05.02

How to Download

  • Click the download button and save the file to a temporary directory on your PC (or instrument).

How to Install

  • 1. Move the E4990A_xx.xx.exe to the instrument.
    2. Press System > Service Menu > Exit to terminate the analyzer application.
    3. Double click E4990A_xx.xx.exe on the instrument.

Licensing

  • Does Not Require a License

Installs on: Instrument

Operating System

  • Windows 7
  • Windows 10

Prerequisites

  • No specific prerequisites.

Supported Instruments

  • E4990A
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