This readme provides information to get you started with LoadRunner Professional and Virtual User Generator 2021 & 2021 R1.

See the online Help Centers for LoadRunner Professional, VuGen, TruClient, and LoadRunner Developer and DevWeb for the relevant documentation.


LoadRunner Professional 2021 R1 has the following issue: When running Web - HTTP/HTML Vusers with a large body in the HTTP response, there is a high CPU consumption and high transaction response time.

To avoid this, you must install the relevant patch after installing 2021 R1:

What's New Provides a list of new features and enhancements for this version.
Support Matrix Provides information on supported operating systems, technologies, integrations, and protocols.

LoadRunner Professional Installation Guide

VuGen Installation Guide

Provides information on installation and upgrade for LoadRunner Professional and VuGen (standalone installation).
Known issues Provides pre-installation notes, information on known issues, and workarounds.
Deprecated features and technologies Provides information on features, protocols, and technologies whose support was partially or fully discontinued, or will be discontinued in future versions of LoadRunner Professional.
Usage Hub Enables you to view license information and usage for all Micro Focus Software products and solutions that are installed in your environment. The Usage Hub is a central server that runs in the background. It collects, maintains, and provides a centralized view of software deployments, license assets, and the product features.
Software Support Provides access to Micro Focus support services, support forums, knowledge base, and more.

Beta and tech preview features

This product includes limited functionality entitlements – these can be either “beta” or “tech preview” features (as indicated in the What’s New). This means that these beta or tech preview features may be undergoing further testing before their full capabilities are released. These features, including their capabilities and content, are provided on an “as is” basis. Micro Focus disclaims all other warranties. Micro Focus shall not be responsible for any loss or damage suffered by any customer as a result of their use of any beta or tech preview feature.

Micro Focus reserves the right to change or remove a beta or tech preview feature at any time, without further notice. These features, which include basic capabilities, are currently offered as embedded features accompanying the product license. In the future, Micro Focus may offer advanced capabilities for the same features at a separate cost.

Should you encounter any bugs, glitches, lack of functionality, or other problems with any beta or tech preview feature, please let us know immediately. Your help in this regard is greatly appreciated.

Send your feedback to


© 1994-2021 Micro Focus

Send documentation feedback