Microsoft support for Windows 7 will come to an end on January 14, 2020. When this happens your computer will still function but Microsoft will no longer provide software updates, security updates or technical support for any issues.
To keep your computer secure you can still upgrade Windows 7 to Windows 10 for free, see Upgrade to Windows 10 from Windows 7 for Free
Do a System Image First, just in case of catastrophic failure using System Backup & Restore.
N.B. Windows 8 is dead and 8.1 dies January 10, 2023.
We are talking mainstream support, some business models are longer-lived.
To keep your computer secure you can still upgrade Windows 7 to Windows 10 for free, see Upgrade to Windows 10 from Windows 7 for Free
Do a System Image First, just in case of catastrophic failure using System Backup & Restore.
N.B. Windows 8 is dead and 8.1 dies January 10, 2023.
We are talking mainstream support, some business models are longer-lived.