Open Security app
Tap App lock
Set up a password if prompted
Enable App lock for the app you want to hide
Open Settings
Tap Apps
Tap App lock or Hide apps if available
Turn on Hide apps
Select the app you want to hide
Use the home screen pinch gesture if supported
Tap Hide apps
Choose the apps to hide
Confirm with your password or fingerprint
Open the dialer
Enter the hide apps access code if your Redmi version supports it
Use Second Space if you want a separate hidden profile
Open Settings
Tap Special features
Tap Second space
Set it up and move apps there
Use App lock with fingerprint or password for extra privacy