Archive the chat
Turn off WhatsApp notifications
Hide notification previews on your phone
Lock WhatsApp with app lock or biometric lock
Hide WhatsApp from the home screen by removing the shortcut
Move WhatsApp to a folder or app drawer
Disable WhatsApp from showing on the lock screen
Use a hidden or secure folder if your phone supports it
Restrict WhatsApp access with Screen Time or Digital Wellbeing
Log out of WhatsApp Web on shared devices
Uninstall WhatsApp if you do not want it visible at all