Samsung T5 external SSD Disconnected
Problem:
The Samsung T5 software reports that the external SSD is disconnected while the device is connected.
MacBook Pro, macOS High Sierra (10.13.6), Samsung T5 external SSD
Solution:
Open System Preferences
Click on Security & Privacy
Watch the General tab
Connect the Samsung T5 external SSD
Using Finder, click on the "Applications" folder.
Move the Samsung T5 software "SamsungPortableSSD" to the trash.
Empty the trash.
Using finder, under Devices, click on the Samsung_T5 and notice the partition with the Samsung T5 software.
Copy the Samsung software "SamsungPortableSSD" over to the "Applications" folder.
Notice under "Security & Privacy", some notes appear in the bottom half of the window.
Click on the padlock to unlock.
Click on the notice about the software not allowed.
Click in the all empty check boxes to approve the software. (one of them should be Samsung)
Click OK