With such an epic release as Qt 6.2 LTS – the first long-term supported version of Qt 6 – , we are receiving lots of questions. That's why we've organized a live ask-us-anything webinar where Qt's Head of R&D Tuukka Turunen and Chief Architect Lars Knoll answered your burning Qt 6.2 LTS related questions.

1. Meet Qt 6.2 LTS
– Ask Us Anything
Lars Knoll, Chief Architect, The Qt Company
Tuukka Turunen, SVP R&D, The Qt Company
Wednesday 6th October 2021

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Meet Qt 6.2 LTS – Ask Us Anything Webinar Outline
Qt Release Roadmap
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2
3
4
5
Tools for Designers, Developers and QA
Qt 6.2 Overview
Migration to Qt 6.2
Ask Us Anything

3. 2020 2021 2022 2023 2024 2025
Overview of Qt Release Roadmap
7 October 2021 © The Qt Company
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Qt 6.2 LTS
Until September 2024
Qt 5.15 LTS
Until June 2023
Qt 6.0
Dec 2020
Qt 6.1
May 2021
Qt 6.3
March 2022
Qt 6.4
Sept 2022
Qt 5.15
June 2020
Qt 6.2
Sept 2021
Qt 6.5
March 2023
Qt 6.5 LTS
Until March 2026
TODAY

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Qt Creator 5
7 October 2021 © The Qt Company
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Qt Design Studio 2.2
7 October 2021 © The Qt Company
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6. QA Tools – Coco and Squish 6.7.2
7 October 2021 © The Qt Company
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7. Qt 6.2 Overview
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›Productivity Platform for the Future
›Next-Generation User Experience
›Limitless Scalability

8. Migration to Qt 6.2
› Migration to Qt 6 is straightforward
› High level of source compatibility
› Check supported compiler and platform versions
› Update may be needed due to C++17 requirement
› First compile Qt 5.15 in “Qt 6 – mode”
› QT_DISABLE_DEPRECATED_BEFORE
› Compatibility module to assist in porting
› Qt5Compat (recommended not to use for production)
› Recommended to fix warnings from qmllint
› Documentation with detailed porting guide
› Tooling based on clazy to help in porting

9. Now: Ask Us Anything

10. The Future is
Written With Qt