You can create, set up & delete a Guest Account in Windows 11/10 using the 'net user' command, and give limited access to family members using your PC.

User Accounts in Windows 11/10 like Administrator, Standard account, Work & School account, Child & Guest Account discussed along with how to create them.

Windows 10 no longer offers a Guest account to share your PC, but you can create a restricted account to emulate that kind of functionality.