While you are connected to the “SFSGuest” Wi-Fi, you will not be able to access school services (for example: HRDB, Payment Request, etc.).
So below are the steps to remove the SFSGuest Wi-Fi from your device.
1 . System Preferences > Network > Advanced...
2. Select SFSGuest > click -(minus) button > OK
3. Apply
1 . click WiFi icon > Network & Internet settings
2. WiFi > Manage know networks
3. select SFSGuest > Forget
1 . open Settings > Wi-Fi
2. ❗Exclamation mark
3. Forget This Network > Forget
1 . open Settings > Connections > Wi-Fi > SFSGuest
2. Forget