First you will need to navigate to your File Explorer which looks the below: 






Then you will select 'This PC' field that will be listed down the left hand side 






From here, you will need to select the 'Computer' Tab from the top of the page





Now you will need to select the 'Map Network Drive' option and in the drop down option select 'Map Network Drive'. This will then show the below: 





This is where you are about to map the drive, so you will need to the know the Network path which does differentiate. The below example shows mapping the 'Shared' drive:





Once the network drive field has been entered, you will select the 'Finish' option and your file explorer will pop up showing the drive has been successfully mapped to left as shown below: