NOTE: Your company may have alternate specific guidance for how you should configure auto-updates - please check with your IT and compliance teams.
HERE'S HOW
On MacOS:
Open System Preferences, then click on Software Update
Check Automatically keep my Mac up to date
Click Advanced...
4. Check ALL of the boxes in the Advanced panel
On Ubuntu Linux:
Use the following guide to set up automatic updates: https://help.ubuntu.com/community/AutomaticSecurityUpdates
On Windows:
Use the following guides to set up automatic updates, depending on your Windows version:
Windows 10 > click to expand the "How do I manually update my PC?" section
(Support deprecated by Microsoft) Windows 7: Press the Win key > type Windows Update > Click the Windows Update Program > click Change Settings > select Install updates automatically (recommended)