Usability problem on Mac due to absence of keyboard symbols [closed]

1. How do I log into my Mac when the keyboard doesn't work?
2. How to unlock the keyboard on a Mac?
3. How do I reset my Mac keyboard functions?

How do I log into my Mac when the keyboard doesn't work?

Press the Cmd + Option + F5 keys to open Accessibility Shortcuts. Enable Accessibility Keyboard from the list and the keyboard will open. Now, click Done, drag the keyboard aside, and open the profile you want to log in to. Type in the password by clicking on the virtual keyboard and log in.

How to unlock the keyboard on a Mac?

You must click on the Apple menu (the little black apple at the top left of your screen) then select System Preferences. You can now click on the icon Security and confidentiality to finish by selecting the tab General. You just have to unlock the padlock, which is at the bottom left.

How do I reset my Mac keyboard functions?

Open the dropdown menu and press “System Preferences.” Click on the keyboard icon. In the bottom right corner, there will be a box that says “Modifier Keys.” Click that. Press the option to “Restore Defaults,” then click OK.