Yes, you can install wall safes in metal studs. However, it is important to note that not all metal studs are a safe surface for a wall safe. In order to ensure the security of your safe and to minimize the chances of it being stolen, it is important to consult with a professional installer. They will be able to determine which metal studs are safe and which ones need to be avoided. Additionally, they will be able to install the safe in a way that is both concealed and tamper-proof.