Tools like , AnyToISO , or PowerISO can repackage Z64 as ISO:
Avoid converting Z64 to ISO unless you have a very specific archival or tool-based reason. Stick with native N64 ROM formats. z64 to iso
If you have a specific need for an .iso format, you can use these tools to "repackage" the file: Tools like , AnyToISO , or PowerISO can