SizeofResource(hExe, hRes)) // size of resource info MAKELANGID(LANG_ENGLISH, SUBLANG_ENGLISH_US), // english MAKEINTRESOURCE(IDR_MAINFRAME), // resource id Result = UpdateResource(hUpdateRes, // update resource handle HUpdateRes = BeginUpdateResource(TEXT('app_updated.exe'), FALSE)

Open the file to which you want to add the icon resource. Lock the resourcex into global memory. HRes = FindResource(hExe, MAKEINTRESOURCE(IDI_TB_SAVE), RT_GROUP_ICON) LPVOID lpResLock // pointer to resource data HANDLE hUpdateRes // update resource handle What am I missing here? HGLOBAL hResLoad // handle to loaded resource I don't see any references to the original icon in the updated exe. ico file.Īfter running the update code, when I open the exe in Visual Studio, I see that the icon for IDR_MAINFRAME has been updated to the correct icon, but the image used for the exe in Explorer is still showing the old (original) icon. rc file is IDR_MAINFRAME (ID 128) and is just a standard.

I have followed several sites (including ) on how to do this programmatically. I don't know which icon to use until the app is installed on the users' machine. You can free download Exe Icon Changer and safe install the latest trial or new full version for Windows 10 (x32, 64 bit, 86) from the official site.I have an app created in MFC that needs to have one of several icons set for the exe. And so that all your icons have the right size, Exe Icon Changer has an auto-icon function, so that they adapt automatically to the necessary dimensions. And so that your backs are well covered, you can save a backup copy of your icons and restore it when necessary. Also, if you prefer, Exe Icon Changer allows you to save the icon in two formats: as an image with an.bmp extension, or as an icon with an.ico extension. With this application, Exe Icon Changer, you can change even the icons of compressed executable files, or the icons of other types of files such as: Dll, Ocx, Scr, etc. Even if you transfer the file to another computer, it will still retain the icon you have selected for it. Exe Icon Changer, as the name implies, is a program that allows you to change the icons of executable files easily, so you can customize them to your liking.

Exe icon changer