Here are the items for BYOD devices per compliance requirements.
Devices
User accounts: When was the last login timestamp for each account
Disk encrypted or not
Managed by MDM or not
OS update:
If OS updates are automatically installed
Password policy:
The minimum length of password requirement
Screensaver policy:
If Screen Saver requires a password to log back in
If Screen saver turns on after some duration
Installed applications: this can be used to detect Antivirus installation and password manager installation on a device.
Avast Antivirus: this is a free antivirus tool and you should give suitable permissions to Avast