Installing rct3 it tells wrong disc use disc 1?

If you're encountering a "wrong disc" error while installing RollerCoaster Tycoon 3 (RCT3), it may indicate that the disc is not being recognized properly by your computer. First, ensure that you're using the correct installation disc, typically labeled as Disc 1. If the disc is scratched or dirty, try cleaning it gently or using another disc drive. Alternatively, consider checking for any software updates or patches for the game that may address this issue.