Merge branch 'jt-update-backup-to-external-disk' into 'develop'

update backup to external disk

See merge request R3/howto-cards!501

external/backup/computer/computer.md

@@ -51,10 +51,3 @@ The steps to switch **File History** on your computer is as follows:
 The instructions for restoring your files from **File History** can be found [here](https://it.nmu.edu/docs/backup-using-windows-file-history)
 
 
-## Backup to dropit.uni.lu
-
-The University of Luxembourg's cloud service [DropIt](https://dropit.uni.lu/) provides all staff with 100GB of storage.
-
-To use this service, first, visit [dropit.uni.lu](https://dropit.uni.lu/). You should be able to login with your university credentials. In case of login problems, request IT support using [ServiceNow](https://service.uni.lu/).
-
-Second, in order to create backups of your computer on DropIt cloud, you need to install a client application. The University IT Guideline [here](https://uniluxembourg.sharepoint.com/sites/siu/Documents%20partages/Dropit%20client%20-%20configuration%20guide.pdf#search=dropit) provides the details on how to install this client application for macOS, Windows and Linux platforms, and also, how to configure the backup process on your computer.