Can I import my save data from UNCHARTED 4 and UNCHARTED: The Lost Legacy on the PS4 to my PS5?

Yes, players are able to import their save data by using either Cloud Saves with PlayStation+, with a USB flash drive, or with an external hard drive. The instructions for doing so are linked below.

Importing Save Data using Cloud Saves with PlayStation+

Importing Save Data using USB Flash Drive or External Hard Drive