else it will uninstall it before the new package processing starts.if it is present, it will ask to uninstall it, giving the chance to abort the operation.Using this piece of code above, your setup will detect the old 32 bits program instance, and: ShellExec ('', sUninstall, '/SILENT', '', SW_SHOWNORMAL, If (MsgBox ('Warning: the current 32-bits version of will be uninstalled!', This Uninstall Programs entry corresponds to a legitimate program and is unnecessary to remove. 'SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall\MyOld32bitProgram_is1', įunction Uninstall32bitsVersion () : Boolean When we have all the needed elements we can write down a small piece of code in the section in our Inno Setup script. The process known as Setup/Uninstall or Inno Setup Uninstaller belongs to software VLC Streamer Setup or CloudExtender or. For Inno Setup assisted programs, it should be “ _is1“. So our next step is to determine this unique name. In these keys are present the installation data per program’s unique name. Open Windows PowerShell by Right-Clicking on Windows PowerShell and selecting Run as Administrator Change the directory to C:DownloadsUninstall-InnoSetup. On the Start menu (for Windows 8, right. The solutionĪll the needed info is usually stored under the following registry key: SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\īut, in my case, I need to seek a 32 bits installation on 64 bits Windows that are stored under this other registry key: SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall\ You can uninstall Inno Setup from your computer by using the Add/Remove Program feature in the Windows Control Panel. The solution below will detect the outdated program installation and will uninstall it. Joop Eggen yesterday Distributing Segoe UI (even if I wanted to / was allowed to do it) would not solve my problem. Otherwise you might deliver the font for the XP platform. The best option here is to uninstall the old one, before installing the new package. 2 days ago
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