seagate external problems

[smf412]

3tb seagate from enclosure to internal, says unallocated. Enclosure died so what do I do?

 

[SgtScream]

First make sure you backup any data on it if possible:
https://www.disk-partition.com/windows-10/add-unallocated-spce-windows-10-0528.html

 

[seagate_surfer]

smf412, was the drive giving you problems before you took it out and used it as an internal drive?