File Sharing sometimes fails in macOS High Sierra after installing Security Update 2017-001. This should fix it...
Open the Terminal application (in Utilities folder, inside Applications folder). Enter this command: sudo /usr/libexec/configureLocalKDC Hit the return key. Enter your administrator password to authenticate with sudo. Quit out of Terminal.
Now try an AFP or SMB file sharing connection, which should now work.
I usually write a blog post about once a week. The latest post can be viewed here: Just Get Over It!: In our divided society, people are likely to make extremely unpleasant comments about politicians. (posted 2025-04-09 at 20:00:45). I do podcasts too!. You can listen to my latest podcast, here: OJB's Podcast 2025-03-13 Embarrassing Nonsense: That might get the message across that we are sick of this embarrassing nonsense..