Upgrade from Windows 7 to Windows 10

Can I upgrade to Windows 10 to end Windows 7 service?
Can I use the software that I have been using so far?

Under the Microsoft license contracted by the University, Windows OS
Only upgrade licenses are provided.
Therefore, when installing on a PC, it will be a base on that PC in advance
Windows OS must be installed.

In addition, Office and other software that was included from the beginning, after the upgrade
Availability is not guaranteed.
Especially for major version upgrades (Vista-> 7 or 8.1 or 10)
In most cases, the software does not work.
For Office, it is necessary to re-install the corresponding version after the upgrade.

Microsoft will end support on January 14, 2020, so we recommend an early upgrade.