Select your installation language and choose the option instead of a clean install.
Ensure that your system meets the minimum requirements for running WinCC 7.5. a basic application could not be started wincc 75
Sometimes, background processes from a previous session don't close properly, preventing a new "basic application" from launching. Close WinCC and all SIMATIC software. Select your installation language and choose the option
Follow these verified steps in order to diagnose and resolve the error. Step 1: Verify Windows User Group Memberships a basic application could not be started wincc 75