When I start ZW3D 2020 Network License Manager to activate our licenses, it tells that the OpenGL version is lower than 2.0. After upgrading the driver of display adapter, the NLM still fails to start. How to solve this issue?

Products

Fast, Powerful and Compatible 2D CAD

Affordable All-in-One 3D CAD/CAE/CAM

Resources

About

Contact Sales

Free Trial Buy Now

Confirm Your Download

Your info

First name*

Last name*

Work email*

Country/Region*

+

Phone number*

Industry*

Company/Institute*

Usage type*

Business

Personal

Education

By submitting this form you agree to ZWSOFT's Privacy Policy and would like to receive news about ZWSOFT.

Home Page ZW3D FAQs When I start ZW3D 2020 Network License Manager to activate our licenses, it tells that the OpenGL version is lower than 2.0. After upgrading the driver of display adapter, the NLM still fails to start. How to solve this issue?

ZW3D

Learning

When I start ZW3D 2020 Network License Manager to activate our licenses, it tells that the OpenGL version is lower than 2.0. After upgrading the driver of display adapter, the NLM still fails to start. How to solve this issue?

We are still trying to figure out the reason. You can disable all the display adapters before starting NLM, and then enable it again after you finish the activation.

News Tutorials Tips & Tricks

·ZWCAD Named the World’s #1 CAD Software on G2 2025-11-06

·ZWorld 2025: A Milestone in Empowering Sustainable Innovation 2025-09-02

·ZWSOFT Celebrates the opening of its New Global Headquarters! 2025-08-26

·ZWSOFT Launches New Logo as a Symbol of Brand Evolution and Innovation 2025-08-27

·Discover ZW3D 2026: Turn Every Day into a Leap Towards Creative Innovation 2025-06-10

·Introducing ZWCAD MFG 2026: Empowering Mechanical Engineers with Enhanced Design Efficiency and Integrated Workflows 2025-06-04

·Introducing ZWCAD 2026: Design with Speed, Innovate with Ease 2025-05-08

·ZWSOFT Showcased Latest CAD/CAE/CAM Innovations at Hannover Messe 2025 2025-04-10

·Happy CADing-How to Design 3D Roses2019-02-22

·Happy CADing-How to Create Football Shoes2018-11-07

·Happy CADing with ZW3D: Design a Halloween Pumpkin2018-10-23

·Happy CAMing with ZW3D: FIFA World Cup Trophy2018-08-08

·Happy CADing with ZW3D: Design a Football to Celebrate World Cup2018-06-12

·Happy CADing with ZW3D: Design a High Heel2015-06-29

·ZW3D CAD Tips:How to Design a Product with Smooth Connection Surface2015-10-14

·ZW3D Tips: How to Customize Date & Time Format in 2D Drafting2017-02-16

Products

ZWCAD Flex ZW3D

Support

User Guide FAQ Inquiry

Technical Support

Techamericas@zwsoft.com

Business Contact

sales@zwsoftamerica.com

About

Company

Subscribe to Us

Subscribed successfully.

© 2026 ZWSOFT CO., LTD.(Guangzhou) All rights reserved.

All other trademarks cited herein are the properties of their respective owners.

Privacy Policy | Manage my cookies preferences