Yes, Pokémon GO is totally free to download and use.

If you are using iOS system, click the Apple Store button, login to your apple account then you will be able to download and install Pokémon GO. If you are using Android system, click the Google Play button, then you will be able to download and install Pokémon GOthe app in Google Play Store.

When using Pokémon GO, there are a few things you can take to safeguard your information. First, whether accessing or signing onto your Pokémon GO account from a mobile device, make sure to always utilize a secure login. Second, never disclose your account information to anyone and always keep your passwords and account numbers secure. Last but not least, make sure you periodically backup your data so you can restore it in an emergency.

There are various ways to locate your Pokémon GO password if you've forgotten it. The simplest method is to access the "Forgot Password" area of the App after logging in. There, you can click "Reset Password" and input your email address. You can attempt resetting your password through Pokémon GO's settings if that doesn't work. If all else fails, you can ask for assistance from Pokémon GO's developer.

Open the App Store on your device and look for Pokémon GO there to update it. After tapping it, choose "Update". Enter your login credentials if you have an Apple ID account, and then press "Update". If you use an Android device, find Pokémon GO in the Google Play Store and select "Update".