Whether the boiler should be turned off or on depends on the specific circumstances. If the weather is warm and there is no need for heating, it is generally more energy-efficient to turn the boiler off. However, if the weather is cold and there is a need for heating, then the boiler should be turned on to maintain a comfortable temperature. It's important to consider the energy usage and the comfort of the occupants when deciding whether to turn the boiler off or on. **

The decision to turn the water boiler off or on depends on the specific circumstances. If the boiler is not in use and there is no need for hot water, it is generally more energy-efficient to turn it off to save electricity. However, if hot water is needed regularly or if the boiler is used for heating, it may be more practical to keep it on to ensure a constant supply of hot water. It's important to consider both energy efficiency and practicality when deciding whether to turn the water boiler off or on. **

No, the television should not be turned on automatically when the PS4 is turned on. This feature could be inconvenient for users who may not want the television on every time they use their PS4. It is important to give users the option to control when the television is turned on to respect their preferences and save energy. Additionally, some users may prefer to use headphones or external speakers instead of the television's speakers, so automatically turning on the television could disrupt their preferred setup. **

Yes, the heating is turned on. I can feel the warmth in the room. **

Yes, the screen was turned off during the remote maintenance. This is a standard security practice to ensure that sensitive information displayed on the screen is not visible to the remote technician. It also helps to prevent any unauthorized access or viewing of the user's data during the maintenance process. **

If the sound is turned on in the settings of an iPhone, but there is no sound coming from the device, it could be due to a few reasons. The volume might be turned down low, the device could be in silent mode with the silent switch turned on, or there could be an issue with the speaker or audio settings. Checking the volume level, ensuring the silent switch is off, and troubleshooting the audio settings can help resolve the issue. **

The mobile phone may not be turning on properly due to a variety of reasons such as a drained battery, a software glitch, or hardware damage. If the phone only vibrates when turned on, it could indicate a problem with the display or internal components. It is recommended to try charging the phone, performing a hard reset, or seeking assistance from a professional technician to diagnose and fix the issue. **

It is generally recommended to turn off unnecessary lights to save energy and reduce electricity consumption. However, the decision to turn off the lights when the television is turned on depends on the individual's preference and the specific lighting needs of the room. If the television provides sufficient lighting for the room, then it may be practical to turn off the lights. Ultimately, it is important to consider energy conservation and personal comfort when making this decision. **