Your browser stores a lot of information of interest to an attacker: social networks, mail, bank, and more. Therefore, it is better to protect the browser with third-party methods, because you cannot put a password using standard methods.**
This will help the extension for desktop browsers – PassBrow. Each time you log in, you will be prompted for a password. The extension is available on browsers: Chrome , Edge , Firefox , Brave. After installing the plugin, the settings tab will open. Set a password and the extension will start working.
There is an easier way in Android. If your smartphone does not support the AppLock function, then install the AppLock application.
Grant the app the required permissions. Click on the browser in the list and select a blocking method. Done, now, when logging in, the browser will ask for authorization with the selected blocking method.