for open-source versions starting with Qt 5.15. Your options are: Install Qt creator 5.15.2 - Qt Forum
An offline installer is useful when you don't have a stable internet connection or want to install Qt on multiple systems without having to download the installer each time. The offline installer includes all the necessary files for installation, eliminating the need for an internet connection during the installation process.
https://download.qt.io/archive/qt/5.15/5.15.2/qt-opensource-mac-x64-5.15.2.dmg
The offline installer file sizes are approximately: download qt 5.15.2 offline installer
MaintenanceTool.exe --mirror https://mirrors.tuna.tsinghua.edu.cn/qt
: For environments requiring a true "offline" setup without a commercial license, you can download the source code (available as a .zip or .tar.xz from the Qt Archive) and build it manually on your machine.
After installation, verify that Qt 5.15.2 has been installed correctly: for open-source versions starting with Qt 5
A recurring challenge is the slow download speed from Qt's official servers, which are located in Finland. For developers in China, this can make the installation process very tedious.
The Ultimate Guide to Downloading the Qt 5.15.2 Offline Installer Introduction
The Ultimate Guide to Downloading the Qt 5.15.2 Offline Installer https://download
You can download the Qt 5.15.2 offline installer directly from the Qt Account portal .
./qt-unified-linux-x64-online.run --cache-packages-to-dir /path/to/Qt5152Cache Use code with caution. Step 3: Filter for Qt 5.15.2 When the installer GUI opens: Log in with your Qt open-source credentials. Advance to the component selection screen.
Go to:
Select the correct extension for your host operating system: .exe installer Linux: .run installer macOS: .dmg installer Click the file to begin the high-speed download. Method 2: Accessing Official Academic and Country Mirrors
You must use the Online Installer . While 5.15.2 may not appear by default, you can find it by following these steps in the Online Installer : Open the Maintenance Tool or the fresh Online Installer . Select Add or remove components .