you have a choice. You can either install XP as a second operating system and not touch the C drive thus making your PC dual boot win 98 and XP or you can upgrade the OS.
Either of those should not touch any files you have stored on the C drive.
Surface Pro 5 News - release date, UK price, features, specs
Animator Emanuele Kabu’s psychedelic video is a stunning tribute to Lisbon city
Best Mac antivirus 2017
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.