The following are some ways of improving the security of your mobile devices:

• Enable security configurations for mobile device access
• Enable auto-lock. 
• Enable password protection and set passwords. 
• Manage your wireless networks carefully
• Disable remote access features, such as Bluetooth, infrared, or Wi-Fi, when you are not using them.
• Set Bluetooth-enabled devices to be non-discoverable so they won’t be visible to unauthenticated devices. 
• Don’t join unknown Wi-Fi networks.
• Backup your device regularly
• Use backup software on a desktop or syncing services to ensure you will have access to your important data when you may no longer have access to your mobile device.
• Install anti-virus programs
• Check the Google Play Store for the most up to date options. 
• Install anti-virus software as it becomes available and maintain up-to-date signatures and engines. 
• Do not download applications from untrusted sites. 
• Update your mobile device frequently
• Configure and select the automatic update option, if available. 
• Maintain up-to-date software, including operating systems and applications. 
• Run only manufacturer approved firmware or operating systems. 
• Enable physical security mechanisms to prevent theft
• Use tracking software or features. 
• Never leave your mobile device unattended. 
• Report lost or stolen devices immediately. 
• Change any passwords stored on or remembered by the device immediately.
• Remember to back up data on your mobile device on a regular basis to enable data recovery.
• Use appropriate disposal procedures for mobile devices when you are getting a new device
• Delete all information stored in a device prior to discarding, exchanging, or donating it.
• Manage your privacy effectively
• Use privacy settings to control the information you share and who can see it. 
• Consider the impacts of using services that collect and share personal data, like your location.

The following infographic presents various additional ways of securing your mobile devices: