[en] During the installation, PrnInst checks for applications that could lock the printer driver files and prevent the installation. The installation wizard displays locking applications.
警告
[en] You can't install, uninstall or upgrade locked drivers.
[en] To unlock your printer driver:
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[en] Close the applications that are locking your printer driver.
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[en] Cancel the installation and restart your computer. After restarting, repeat the installation procedure.
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[en] If closing the application window has no effect, use Task Manager to end the tasks. See the examples below.
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[en] Continue with the installation. The installation process creates copies of driver files and completes the installation after you restart your computer.