Firstly please do not type in capitals,it is commonly known as shouting and is (to some) hard to read.
Is it listed in My Computer ? if unsure,unplug the device/open My Computer and plug the device in and look for removable storage.
Surface Pro 5 News - release date, UK price, features, specs
Microsoft Surface Studio hands-on review: the iMac killer is here
Best Mac antivirus 2017
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.