When downloading legacy software from third-party archives, it is vital to practice cyber hygiene:
: TIA Portal V12 SP1 does not support Windows 10 or Windows 11. You will need a Windows 7 virtual machine or a dedicated legacy PC. download tia portal v12 sp1 top
A registered Siemens account is mandatory. Be aware that account approval for export-restricted software can take 24 to 48 hours . download tia portal v12 sp1 top