Rogue folder - $AV_NLL

NIS360 created a folder £NV_NLL on my D drive - it is read only - I cannot change that and I cannot delete it

Please review: related
https://community.norton.com/t/av-nll-folders-on-c-d-drive/357766

How do I turn of / disable Norton file tamper protection (so I can deleted this folder)?

v24 = Settings → General