To map your NAS drive in Windows 11, follow these steps:
Make sure your NAS device is connected to the same network as your computer and powered on.
Press the Windows key + E to open File Explorer.
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In the File Explorer window, click on the three-dot button (ellipsis) located in the upper right corner. This will open a drop-down menu.
From the drop-down menu, click on "Map network drive."
In the "Map Network Drive" window, select a preferred drive letter from the "Drive" dropdown menu. This letter will be used to access the shared location on your NAS device.
Next to the "Folder" field, click on "Browse." This will open the "Browse for Folder" window.
Navigate through your network and locate your NAS device. Expand its contents to find the shared folder you want to map.
You can also enter it's directory if you are in the network on-site, or enter the IP Address if you are conneted through a VPN
Select the desired shared folder and click on "OK."
Check the box "Reconnect at sign-in" to ensure that the mapped drive reconnects automatically each time you start Windows.
If you need to use different credentials to access the shared folder on your NAS, check the box "Connect using different credentials."
Click on "Finish."
Your NAS drive should now be mapped in Windows 11 and will appear as a network drive with the chosen letter in the File Explorer. You can access the shared folder on your NAS by clicking on the mapped drive.