I use SFTP and Material Files to transfer files over the phone's hotspot to/from my laptop, but that seems to be too technical for most people. Most people like KDE Connect or Syncthing.

Use KDE Connect for all the other stuff it does if you need it.
nostr:nevent1qqs2wna0pl4kh4mengfd5g287u6ruvddycrqnrdgt0p28t677y53nlgpz3mhxw309akx7cmpd35x7um58g6rsd3e9upzqndled79mkuzf8uu06uvy8spnuy0h7m7ch0d2sytv9zep04c6954qvzqqqqqqykkfd2a
 

 I use Material files and FTP localy to a backup drive on my network