NFC or Near Field Communication is turned on by default on most devices and is used to facilitate wireless communication between devices over short distances. The reason why NFC keeps turning on could be due to several factors such as:
1. App settings: Some apps may require NFC to be turned on to function properly and may turn it on automatically without your knowledge.
2. System settings: The system settings on your device may also be causing NFC to turn on automatically. For instance, some devices have an option to turn NFC on when the device is unlocked, which could be causing it to turn on frequently.
3. Malware or rogue apps: Malware or rogue apps on your device may also be the cause of NFC turning on frequently. These apps may be designed to turn on NFC without your knowledge in order to collect data or perform other malicious activities.
To prevent NFC from turning on frequently, you can try the following:
1. Check app settings: Check the settings of the apps that you use frequently to see if they require NFC to be turned on. If they do, then you can choose to keep it on or turn it off when you're not using the app.
2. Check system settings: Check the system settings on your device to see if there are any options that cause NFC to turn on automatically. You can turn off these options if they are causing NFC to turn on frequently.
3. Install anti-malware software: Install anti-malware software on your device to detect and remove any malware or rogue apps that may be causing NFC to turn on frequently.
By implementing these measures, you can ensure that NFC is turned on only when needed, thereby improving the battery life of your device and reducing the risk of any malicious activity.